Skip to search results
loaded 3237 results
Fitness
(3,237 products)Products (3237)
Filter
- Running (2167)
- Running Clothes (1072)
- Running Shoes (566)
- Fitness Electronics (134)
- Running Packs (120)
- Energy Food and Drinks (101)
- Running Safety (24)
- Training (1695)
- Workout Clothing (1060)
- Cross-Training Shoes (17)
- Swimming (491)
- Women's Swimwear (326)
- Men's Swimwear (182)
- Yoga (193)
- Men's Yoga Clothing (10)
- Yoga Gear (2)
- Triathlon (46)
- Indoor Cycling (28)
- Bike Trainers (15)
- Indoor Cycling Shoes (13)
- Brooks (141)
- On (83)
- Patagonia (106)
- prAna (92)
- REI Co-op (106)
- Smartwool (89)
- Vuori (118)
- adidas (62)
- alder (5)
- ALES GREY (1)
- ALPS Mountaineering (1)
- Altra (69)
- ALWRLD (29)
- Amphipod (28)
- Andie (4)
- Arc'teryx (63)
- ASICS (23)
- Balega (12)
- Beyond Yoga (53)
- BioLite (1)
- Birkenstock (11)
- Black Diamond (9)
- BOB Gear (1)
- Bobo's Oat Bars (6)
- Bodyglide (5)
- Boody Eco Wear (4)
- BOTE (1)
- Brooks (141)
- Burley (7)
- CamelBak (13)
- Carve Designs (41)
- Casio (5)
- CEP (8)
- CGear Multimats (1)
- Chamois Butt'r (4)
- Chubbies (16)
- ciele athletics (5)
- Clif (5)
- Columbia (27)
- Conscious Gear (1)
- COROS (8)
- Cotopaxi (7)
- Craft (44)
- Cross Point Gear (2)
- CTR (1)
- Cure Hydration (2)
- Darn Tough (25)
- Eagle Creek (2)
- Fair Harbor (9)
- Feedback Sports (1)
- Feetures (3)
- Fishe (7)
- Fjallraven (1)
- FlipBelt (2)
- Fox (5)
- FP Movement (15)
- Free Country (30)
- Free Fly (9)
- Garmin (46)
- Gazelle (1)
- Glyder (21)
- Gnarly Nutrition (5)
- GOREWEAR (10)
- Grayl (4)
- Gregory (12)
- Gripmaster (3)
- GU (12)
- Headlightz (2)
- Helly Hansen (24)
- Herschel Supply Co. (1)
- Hibear (1)
- Hilly (6)
- Hilma Running (2)
- HOKA (63)
- Honey Stinger (13)
- Huma Gel (1)
- Hurley (6)
- Hydaway (3)
- HydraPak (11)
- Hydro Flask (12)
- Hyperice (11)
- Icebreaker (14)
- Injinji (14)
- ISM (1)
- Janji (43)
- JBL (6)
- Jelly Belly (2)
- JOLYN (5)
- Kahtoola (2)
- Kari Traa (15)
- Katadyn (3)
- Kate's Real Food (6)
- KATHERINE HOMES (1)
- Klean Kanteen (11)
- KUHL (1)
- La Sportiva (34)
- Lenny & Larry's (2)
- LifeStraw (10)
- Lole (1)
- Look (3)
- Lorpen (1)
- Lowa (4)
- Mammut (5)
- Maurten (5)
- melin (3)
- Merrell (26)
- Metolius (1)
- Mons Royale (1)
- Monster (2)
- Mountain Equipment (1)
- Mountain Hardwear (11)
- Muir Energy (1)
- Nalgene (3)
- Nani Swimwear (43)
- Nathan (68)
- NEMO (4)
- New Balance (23)
- Nike (37)
- Nite Ize (2)
- NNormal (4)
- Nomadix (2)
- norda (7)
- NRS (37)
- NUUN (9)
- O'Neill (49)
- Oboz (1)
- Ocean Bottle (3)
- Oiselle (24)
- On (83)
- OOFOS (18)
- Osprey (21)
- Outdoor Research (18)
- Owala (3)
- Oya Femtech Apparel (3)
- Panache Sport (3)
- Patagonia (106)
- Peak Design (3)
- PEARL iZUMi (3)
- Petzl (1)
- Picture Organic Clothing (2)
- Plant People (5)
- Platypus (3)
- Polar (5)
- prAna (92)
- Pro-Tec Athletics (21)
- PROBAR (3)
- Profile (3)
- Purist (2)
- PYNRS (11)
- Quantum Energy Squares (1)
- Rab (7)
- rabbit (36)
- REI Co-op (106)
- RHONE (25)
- Roark (20)
- RockTape (2)
- RONHILL (27)
- Roxy (19)
- Ruffwear (1)
- Salewa (1)
- Salomon (69)
- SaltStick (4)
- Saucony (46)
- Saxx (5)
- Saysh (1)
- Sealskinz (2)
- Seirus (1)
- SEPTEMBER (6)
- Shimano (5)
- Shokz (9)
- Skratch Labs (6)
- Skullcandy (15)
- Smartwool (89)
- So iLL (2)
- Sockwell (4)
- Splash Place (1)
- Spring Energy (1)
- Squirrels Nut Butter (4)
- SRAM (2)
- Stance (48)
- Stanley (6)
- Stio (10)
- Sunday Afternoons (3)
- Suunto (10)
- Sweaty Betty (16)
- Swiftwick (8)
- Swix (9)
- Tahoe Trail Bar (1)
- Tailwind Nutrition (8)
- tasc Performance (11)
- Ten Thousand (6)
- Teva (4)
- The North Face (64)
- Threads 4 Thought (13)
- Thule (52)
- TIEM (4)
- Tiger Tail USA (7)
- Timex (6)
- Toad&Co (1)
- TomboyX (18)
- Topo Athletic (34)
- Topo Designs (1)
- ToughCutie (1)
- Trigger Point Performance (13)
- TYR (41)
- Ultimate Direction (9)
- UltrAspire (12)
- Umbo (1)
- Under Armour (10)
- UPPAbaby (4)
- Veer (24)
- VEJA (3)
- VISSLA (17)
- Vitalyte (1)
- Vittoria (1)
- Vivobarefoot (12)
- Vuori (118)
- Wahoo Fitness (13)
- WhitePaws RunMitts (2)
- WRIGHTSOCK (6)
- Xero Shoes (10)
- YES Bar (1)
- YETI (12)
- Zensah (3)
- Zipp (1)
- Moisture Wicking (1083)
- Quick Drying (991)
- Top Rated (785)
- Sun-Protective Fabric (543)
- Vegan (340)
- Made in USA (267)
- New Arrivals (183)
- BPA Free (176)
- Merino Wool (154)
- Thumbholes (142)
- Packable (99)
- Insulated (89)
- Reflective (81)
- Waterproof (79)
- Gluten Free (78)
- Vegetarian (74)
- Removable Cups (70)
- Backpack Straps (60)
- HRM Included/Integrated (59)
- Adjustable Straps (58)
- Non-GMO (54)
- Tracks Steps (53)
- Swimming Functions (52)
- Wireless Sync (50)
- Smart Device Notifications (50)
- Sleep Tracking (50)
- Tracks Distance (49)
- Tracks Calories Burned (49)
- Reservoir Compatible (48)
- Tracks Speed (48)
- Cycling Functions (48)
- Compass (48)
- VO2 Max Estimate (46)
- Compression (44)
- Pulse Oximeter (42)
- Fits In Cup Holder (41)
- Programmable Routes (40)
- Wireless (33)
- Volume Control (31)
- Bite Valve Shut-off Switch (24)
- Collapsible (24)
- Organic (22)
- Back Closure (21)
- Adjustable Handle (19)
- Carry-On (15)
- Parking Brake (14)
- Touch-Screen Compatible (14)
- Solar-Powered (13)
- Field Cleanable (13)
- SPD Compatible (12)
- Reclining (10)
- Award Winner (9)
- 2-Way Zipper (8)
- Look Mountain Compatible (8)
- Optional Conversion (7)
- Laptop Compartment (6)
- Traction Tread (6)
- Regulated Output (6)
- Lap Timer (6)
- Time Mountain Compatible (6)
- Crankbrothers Compatible (6)
- Software Controlled (6)
- Goggles Wipe (6)
- Side Cargo Pockets (5)
- Foldable (5)
- Preloaded Geocaches (4)
- Running Brake (4)
- Underwire (3)
- Ultralight (3)
- Red Light Mode (3)
- iPad / Tablet Compartment (2)
- Warmer Pockets (2)
- Cutout Seat (1)
- Biodegradable (1)
- Time Road Compatible (1)
- Speedplay Compatible (1)
- SPD-SL Compatible (1)
- Look Road Compatible (1)
- User Replaceable Battery (1)
- Insect Repellent (1)
- Active Pursuits (23)
- ActiveIce (3)
- Adrenaline (6)
- AFO (6)
- Aion (1)
- Allpa (3)
- Alpenglow (1)
- Aphrodite (1)
- Arahi (4)
- Arcane (1)
- Arizona (6)
- Baggies (6)
- Base Camp (8)
- Beach Classics (1)
- Becksa (2)
- BeFree (3)
- Big Haul (5)
- Black Hole (4)
- Bloks (2)
- Bondi (4)
- Bushido (7)
- Caldera (2)
- Camp (2)
- Capilene (19)
- Cascadia (3)
- Catamount (3)
- Challenger (7)
- Chariot (12)
- Chaser (6)
- Chute Mag (2)
- Class V (2)
- Clementine (2)
- Clifton (11)
- Cloud (4)
- Cloudflyer (2)
- Cloudsurfer (12)
- Cloudswift (4)
- ColdGear (2)
- Cormac (10)
- Cruiser (6)
- Dare (1)
- Daylite (2)
- Delta (8)
- Distance (9)
- Eddy (3)
- Enduro (1)
- epix (2)
- Escalante (6)
- Everyday (1)
- Experience (8)
- EZ (13)
- Fenix (6)
- Ferrosi (1)
- Flash (2)
- Forerunner (8)
- Foundation (1)
- G-Shock (5)
- Gaviota (2)
- GEL-Cumulus (2)
- GEL-Kayano (3)
- GEL-Nimbus (2)
- Ghost (18)
- Glide (7)
- Glycerin (16)
- Go Series (5)
- Groundwork (3)
- Halo (10)
- Headlamp (1)
- HeatGear (3)
- Houdini (4)
- Hydropeak (7)
- Hyperfreak (15)
- Hyperion (4)
- Hypervolt (3)
- IceFlow (6)
- Incendo (4)
- Instinct (5)
- Intraknit (17)
- Ironman (5)
- Jackal (2)
- Kanken (1)
- KICKR (8)
- Launch (4)
- Liquid Energy (1)
- Lone Peak (5)
- Mach (4)
- Mafate (5)
- Maipo (8)
- Mayari (1)
- Merino Sport (4)
- MTL (5)
- Nano-Air (1)
- Norvan (20)
- Opt Outside (2)
- Ora (5)
- Own The Run (14)
- Peregrine (3)
- Performance (18)
- PFG (18)
- Ponto (5)
- R1 (7)
- Rainrunner (2)
- Rambler (6)
- Renew (10)
- Revel (4)
- Rincon (4)
- Roadtripper (4)
- Roctane (2)
- Roundtrip (2)
- Sahara (4)
- Sherpa (6)
- Sleek (7)
- Spacedye (35)
- Speedcross (5)
- Speedgoat (5)
- Stinson (2)
- Strider (4)
- Stryder (1)
- Summit Series (11)
- Sunriser (14)
- Superior (6)
- Supply (7)
- Sustain (10)
- Swiftland (50)
- Switchback (11)
- Tacx (4)
- Take Your Time (1)
- Tempest (1)
- Terrebonne (3)
- Terrex (13)
- Thundercross (2)
- Timp (6)
- Torin (7)
- Torrent (2)
- Trail Glove (3)
- Trailmade (2)
- Transporter (7)
- Twisted (3)
- Vectiv (8)
- Venu (3)
- Vivo (1)
- Wavefarer (2)
- Wildcat (4)
- Winter Warm (2)
- Yonder (6)
- Running (1419)
- Fitness (1120)
- Trail Running (504)
- Multisport (299)
- Swimming (246)
- Watersports (226)
- Hiking (152)
- Casual (145)
- Travel (101)
- Yoga (83)
- Walking (73)
- Fitness Recovery (60)
- Cycling (41)
- Fishing (35)
- Camping (32)
- Indoor Cycling (29)
- Backpacking (16)
- Paddling (15)
- Cross-country Skiing (13)
- Triathlon (9)
- Surfing (9)
- Climbing (9)
- Road Cycling (8)
- Snowsports (8)
- Mountain Biking (5)
- Bouldering (2)
- Scuba Diving (2)
- Recreational Cycling (2)
- Rock Climbing (1)
- Snowboarding (1)
- Downhill Skiing (1)
- $0.00 to $9.99 (92)
- $10.00 to $19.99 (179)
- $20.00 to $49.99 (833)
- $50.00 to $99.99 (1153)
- $100.00 to $199.99 (870)
- $200.00 to $499.99 (140)
- $500.00 to $749.99 (20)
- $750.00 to $999.99 (17)
- $1000.00 to $1999.99 (14)
- $2000.00 to $5000.00 (3)
- bluesign (233)
- Certified Organic (15)
- Climate Label Certified (224)
- Climate Neutral Certified (76)
- Fair Trade (211)
- Organic Fibers (20)
- Recycled Materials (1179)
- Responsibly Sourced Wool (24)
- Acrylic / Acrylic Blend (5)
- Wool / Wool Blend (143)
- Cotton / Cotton Blend (35)
- Hemp / Linen / Blend (1)
- Nylon / Nylon Blend (498)
- Polyester / Polyester Blend (1156)
- Polypropylene / Polypropylene Blend (1)
- Rayon / Rayon Blend (22)
- Synthetic Blend (7)
- 0 to 0.49 (571)
- 0.5 to 0.99 (345)
- 1 to 1.49 (490)
- 1.50 to 2.99 (96)
- 3 to 4.99 (35)
- 5 to 7.99 (8)
- 8 to 11.99 (3)
- 12 to 19.99 (3)
- 20 to 29.99 (10)
- 30 to 49.99 (13)
- 50 to 74.99 (2)
- 75 to 99.99 (1)
- 100 to 1000 (1)
- Solid (1028)
- Novelty (130)
- Floral (67)
- Striped (65)
- Colorblock (61)
- Print (44)
- Graphic (43)
- Camouflage (22)
- Plaid (4)
- Tie Dye (4)
- XXS (55)
- XS (992)
- Small (1403)
- Medium (1354)
- Large (1340)
- XL (1294)
- 00 (4)
- 0 (7)
- 1 (5)
- 2 (38)
- 3 (12)
- 4 (46)
- 4.5 (1)
- 5 (84)
- 5.5 (78)
- 6 (297)
- 6.5 (253)
- 7 (301)
- 7.5 (294)
- 8 (491)
- 8.5 (427)
- 9 (464)
- 9.5 (442)
- 10 (498)
- 10.5 (324)
- 11 (448)
- 11.5 (246)
- 12 (332)
- 12.5 (115)
- 13 (216)
- 13.5 (1)
- 14 (80)
- 14.5 (2)
- 15 (41)
- 16 (23)
- 28 (5)
- 30 (7)
- 32 (7)
- 34 (7)
- 36 (7)
- 38 (6)
- 40 (4)
- 10 X-Wide (3)
- 10.5 X-Wide (2)
- 11 X-Wide (3)
- 12 X-Wide (3)
- 18W (9)
- 1X (40)
- 20W (7)
- 22W (4)
- 24W (5)
- 26W (10)
- 28 Waist (26)
- 29 Waist (22)
- 2X (48)
- 2X/3X (1)
- 2XL (706)
- 30 A/B (1)
- 30 C/D (1)
- 30 Waist (38)
- 31 Waist (19)
- 32 A/B (1)
- 32 B (1)
- 32 C (4)
- 32 C/D (1)
- 32 D (5)
- 32 DD (5)
- 32 DD/E (1)
- 32 E (4)
- 32 F (4)
- 32 FF (3)
- 32 G (3)
- 32 GG (3)
- 32 H (3)
- 32 HH (1)
- 32 J (1)
- 32 Waist (35)
- 33 Waist (24)
- 34 A/B (1)
- 34 B (1)
- 34 C (4)
- 34 C/D (1)
- 34 D (6)
- 34 DD (6)
- 34 DD/E (1)
- 34 E (4)
- 34 F (4)
- 34 FF (3)
- 34 G (3)
- 34 GG (2)
- 34 H (2)
- 34 HH (1)
- 34 J (1)
- 34 Waist (36)
- 35 Waist (6)
- 36 A/B (1)
- 36 B (1)
- 36 C (4)
- 36 C/D (1)
- 36 D (5)
- 36 DD (6)
- 36 DD/E (1)
- 36 E (4)
- 36 F (4)
- 36 FF (3)
- 36 G (3)
- 36 GG (3)
- 36 H (3)
- 36 HH (1)
- 36 Waist (36)
- 38 A/B (1)
- 38 B (1)
- 38 C (4)
- 38 C/D (1)
- 38 D (6)
- 38 DD (6)
- 38 DD/E (1)
- 38 E (4)
- 38 F (4)
- 38 FF (3)
- 38 G (3)
- 38 GG (3)
- 38 H (2)
- 38 Waist (35)
- 3X (53)
- 3XL (95)
- 40 A/B (1)
- 40 B (1)
- 40 C (2)
- 40 C/D (1)
- 40 D (5)
- 40 DD (5)
- 40 DD/E (1)
- 40 E (4)
- 40 F (4)
- 40 FF (3)
- 40 G (3)
- 40 GG (1)
- 40 Waist (22)
- 41 Waist (1)
- 42 Waist (9)
- 44 Waist (12)
- 4X (4)
- 4XL (5)
- 5 X-Wide (2)
- 5.5 X-Wide (2)
- 5X (6)
- 6 X-Wide (2)
- 6.5 X-Wide (2)
- 6X (9)
- 7 X-Wide (2)
- 7.5 X-Wide (3)
- 8 X-Wide (3)
- 8.5 X-Wide (3)
- 9 X-Wide (3)
- 9.5 X-Wide (3)
- Earth - L/2X (1)
- L A-C (1)
- M A-C (1)
- M D-DD (1)
- One Size (40)
- S A-C (1)
- S D-DD (1)
- Wind - 3X/5X (1)
- XL A-C (1)
- XL C/D (1)
- XL DD/F (1)
- XS A-C (1)
- XS D-DD (1)
- XXL/XXXL (1)
- XXS A-C (1)
- XXS C/D (1)
- XXS D-DD (1)
- Deals (1027)
Sort: Best Match
View:
- Nani SwimwearLuna Reversible V-Neck Tankini Swimsuit Top - Women's$80.00(3)3 reviews with an average rating of 1.7 out of 5 stars
- OnClimate Zip Hoodie - Men's$130.00(2)2 reviews with an average rating of 4.5 out of 5 stars
- SmartwoolActive 7/8 Leggings - Women's$83.73Save 30%compared to $120.00(3)3 reviews with an average rating of 3.0 out of 5 starsREI OUTLET
- ThuleUrban Glide 3 Snack Tray$54.95(2)2 reviews with an average rating of 3.0 out of 5 stars
- PYNRSWendover Crop T-Shirt - Women'sTop Rated$71.00(8)8 reviews with an average rating of 5.0 out of 5 stars
- CasioG-Shock GPS Rangeman GPRH1000$500.00(1)1 reviews with an average rating of 4.0 out of 5 stars
- Sweaty BettyPower Aerial Mesh 7/8 Workout Leggings - Women'sTop Rated$82.73Save 29%compared to $118.00(16)16 reviews with an average rating of 4.5 out of 5 starsREI OUTLET
- Ultimate DirectionMountain Belt 5.0 Hydration Waistpack$59.95(4)4 reviews with an average rating of 3.5 out of 5 stars
- KATHERINE HOMESRunning Hat$38.00(3)3 reviews with an average rating of 5.0 out of 5 stars
- Beyond YogaAlways Beyond Long-Sleeve Crew 2.0 - Men's$74.00(7)7 reviews with an average rating of 4.4 out of 5 stars
- BrooksDistance T-Shirt 3.0 - Women's$38.00(32)32 reviews with an average rating of 4.3 out of 5 stars
- Pro-Tec AthleticsThe Orb Massage Ball$19.95(18)18 reviews with an average rating of 4.1 out of 5 stars
- prAnaBaja Bound Swimsuit Bottoms - Women's$34.83Save 50%compared to $70.00(2)2 reviews with an average rating of 1.5 out of 5 stars
- Beyond YogaSpacedye Vitalize Leggings - Women's$99.00(150)150 reviews with an average rating of 4.2 out of 5 stars
- SkullcandyPush ANC Active Headphones$99.95(51)51 reviews with an average rating of 4.5 out of 5 stars
- BrooksSpark 8" Short Tights - Women's$68.00(43)43 reviews with an average rating of 4.3 out of 5 stars
- Sale Ends TodayHypericeVenom Go MassagerTop Rated$119.09Save 7%compared to $129.00(42)42 reviews with an average rating of 4.5 out of 5 stars
- SmartwoolActive Lined 4" Shorts - Women's$75.00(0)0 reviews
- prAnaKimble Bra$46.73Save 28%compared to $65.00(1)1 reviews with an average rating of 3.0 out of 5 starsREI OUTLET
- Free CountryMicrotech Chill Dolman Sleeve Top - Women's$26.73Save 33%compared to $40.00(4)4 reviews with an average rating of 4.5 out of 5 starsREI OUTLET
- AmphipodR3 Explore Run Bag$65.00(0)0 reviews
- RoxyCalifornia Dreamin No Bad Waves Board Shorts - Women's$50.00(0)0 reviews
- TYROrion Youth Swim Mask - Kids'$40.00(1)1 reviews with an average rating of 5.0 out of 5 stars
- Wahoo FitnessUSB ANT+ Dongle with 3 ft. Extender Cable$40.00(128)128 reviews with an average rating of 4.3 out of 5 stars
- SmartwoolActive Fleece Wind Half-Zip Pullover - Men's$175.00(6)6 reviews with an average rating of 4.3 out of 5 stars
- OisellePocket Jogger 3/4 Tights - Women's$98.00 - $112.00(3)3 reviews with an average rating of 3.0 out of 5 stars
- Oya Femtech Apparel7" Biker Shorts - Feminine Health Defense - Women's$65.00(0)0 reviews
- NRSGear Shirt - Women's$64.95(0)0 reviews
- prAnaHeavana 7/8 Leggings - Women's$89.00(0)0 reviews
- SuuntoVertical$499.00(7)7 reviews with an average rating of 4.0 out of 5 stars
2,311–2,340 of 3,237 products
Sort: Best Match
Related Expert Advice articles
REI Co-op staffers share their favorite mats, blocks, cleaner and apparel for yoga. Find the perfect yoga gear for your home or studio practice.
There’s a fitness tracker for every user and every budget. Check out our top picks for hiking, running and more.
Whether they love the trail or just get out in the city for a quick jog, find the perfect gift for the runner in your life.
Our guide to gear and clothing will get you up and running (and swimming and biking) for your next triathlon.
Here are our favorite reusable water bottles for hiking, running, cycling, everyday use and more. Find the best water bottle at REI from YETI, Hydro Flask, Ocean Bottle and more.
Read full article: The 11 Best Water Bottles of 2025: Staff Picks
It’s not hard to find active swimwear that is both functional and flattering. Get tips on what to look for when choosing men's and women's swimsuits.