Skip to search results
loaded 2440 results
Fitness
(2,440 products)Products (2440)
Filter
- Training (2022)
- Workout Clothing (1268)
- Cross-Training Shoes (17)
- Swimming (409)
- Women's Swimwear (250)
- Men's Swimwear (171)
- Yoga (91)
- Yoga Gear (2)
- Triathlon (52)
- Indoor Cycling (29)
- Indoor Cycling Shoes (15)
- Bike Trainers (14)
- Beyond Yoga (63)
- Brooks (85)
- Patagonia (127)
- prAna (129)
- REI Co-op (92)
- Smartwool (67)
- Vuori (125)
- alder (1)
- ALPS Mountaineering (1)
- Altra (2)
- ALWRLD (33)
- amazfit (7)
- Amphipod (22)
- Andie (11)
- Arc'teryx (44)
- Bellroy (2)
- Beyond Yoga (63)
- BioLite (1)
- Birkenstock (11)
- Bivo (4)
- Black Diamond (12)
- Bobo's Oat Bars (7)
- Bodyglide (5)
- Boody Eco Wear (3)
- BOTE (1)
- Brompton (2)
- Brooks (85)
- BruMate (1)
- Burley (15)
- CamelBak (31)
- Carve Designs (28)
- Casio (1)
- CEP (8)
- CGear Multimats (1)
- Chamois Butt'r (4)
- Chubbies (15)
- Clif (5)
- Co-op Cycles (5)
- Columbia (14)
- COROS (9)
- Correct Toes (1)
- Cotopaxi (5)
- Craft (19)
- Cure Hydration (2)
- Db Journey (1)
- DMOS Collective (3)
- Eagle Creek (3)
- ExOfficio (1)
- Fair Harbor (6)
- Feedback Sports (1)
- Fidlock (3)
- Fishe (5)
- Fjallraven (4)
- FlipBelt (2)
- Florence (1)
- Fox (3)
- FP Movement (17)
- Free Country (24)
- Free Fly (10)
- Garmin (51)
- Garneau (1)
- Gazelle (1)
- Glyder (21)
- Gnarly Nutrition (5)
- GOREWEAR (19)
- Grayl (3)
- Gregory (8)
- Gripmaster (3)
- GU (12)
- Helly Hansen (19)
- Herschel Supply Co. (6)
- HOKA (11)
- Honey Stinger (13)
- Huma Gel (1)
- Hurley (3)
- Hydaway (1)
- HydraPak (15)
- Hydro Flask (19)
- Hyperice (13)
- Icebreaker (11)
- Janji (39)
- JBL (10)
- Jelly Belly (2)
- JOLYN (4)
- Kari Traa (7)
- Katadyn (3)
- Kate's Real Food (5)
- Klean Kanteen (9)
- La Sportiva (3)
- LifeStraw (7)
- LNDR (13)
- Lole (2)
- Look (3)
- Mammut (1)
- Marmot (2)
- Maurten (4)
- Merrell (2)
- Metolius (1)
- Mons Royale (1)
- Monster (1)
- Mountain Hardwear (14)
- MSW (1)
- Muir Energy (1)
- Nalgene (5)
- Nani Swimwear (18)
- Nathan (31)
- NEMO (8)
- Nike (22)
- Nite Ize (1)
- Nomadix (2)
- NRS (33)
- NUUN (10)
- O'Neill (36)
- Ocean Bottle (6)
- Oiselle (30)
- On (46)
- OOFOS (17)
- Osprey (16)
- Outdoor Research (14)
- Owala (2)
- Oya Femtech Apparel (1)
- Panache Sport (4)
- Patagonia (127)
- Peak Design (3)
- PEARL iZUMi (1)
- Petzl (1)
- Plant People (5)
- Platypus (3)
- Polar (5)
- Portland Design Works (1)
- prAna (129)
- Pro-Tec Athletics (23)
- PROBAR (3)
- Profile (3)
- Purist (1)
- PYNRS (8)
- Quantum Energy Squares (1)
- Rab (8)
- rabbit (48)
- REI Co-op (92)
- RHONE (39)
- Roark (24)
- RockTape (1)
- RONHILL (15)
- Roxy (3)
- Royal Robbins (1)
- Salewa (1)
- Salomon (51)
- Salsa (1)
- SaltStick (5)
- Saucony (1)
- Saxx (5)
- Sealskinz (1)
- SEPTEMBER (5)
- Shimano (6)
- Shokz (8)
- Skratch Labs (7)
- Skullcandy (3)
- Smartwool (67)
- So iLL (2)
- Soundcore by Anker (4)
- Splash Place (1)
- Spring Energy (3)
- Squirrels Nut Butter (5)
- SRAM (1)
- Stanley (4)
- Stio (10)
- Suunto (13)
- Sweaty Betty (11)
- Swift Industries (1)
- Tahoe Trail Bar (1)
- Tailwind Nutrition (10)
- tasc Performance (13)
- Ten Thousand (6)
- THE GEOPROJECT (1)
- The North Face (45)
- Threads 4 Thought (6)
- Thule (48)
- TIEM (4)
- Tiger Tail USA (9)
- Toad&Co (2)
- TomboyX (10)
- Topo Athletic (2)
- Topo Designs (1)
- Trigger Point Performance (9)
- TYR (30)
- UltrAspire (1)
- Umbo (1)
- Under Armour (8)
- UPPAbaby (8)
- Veer (51)
- VISSLA (13)
- Vittoria (1)
- Vivobarefoot (3)
- Vuori (125)
- Wahoo Fitness (11)
- Wild Rye (1)
- woom (1)
- Xero Shoes (3)
- YES Bar (1)
- YETI (12)
- Zempire (1)
- Zensah (1)
- Zipp (2)
- $0.00 to $9.99 (96)
- $10.00 to $19.99 (97)
- $20.00 to $49.99 (799)
- $50.00 to $99.99 (1049)
- $100.00 to $199.99 (422)
- $200.00 to $499.99 (107)
- $500.00 to $749.99 (23)
- $750.00 to $999.99 (17)
- $1000.00 to $1999.99 (20)
- $2000.00 to $5000.00 (3)
- XXS (62)
- XS (970)
- Small (1210)
- Medium (1139)
- Large (1175)
- XL (1212)
- 00 (2)
- 0 (5)
- 2 (28)
- 3 (4)
- 4 (34)
- 4.5 (1)
- 5 (17)
- 5.5 (3)
- 6 (55)
- 6.5 (20)
- 7 (36)
- 7.5 (20)
- 8 (71)
- 8.5 (29)
- 9 (53)
- 9.5 (29)
- 10 (69)
- 10.5 (17)
- 11 (49)
- 11.5 (11)
- 12 (51)
- 12.5 (6)
- 13 (20)
- 14 (37)
- 15 (9)
- 16 (14)
- 28 (4)
- 30 (3)
- 32 (2)
- 34 (2)
- 36 (2)
- 38 (2)
- 40 (2)
- 42 (1)
- 44 (1)
- 18W (9)
- 1X (45)
- 20W (9)
- 22W (7)
- 24W (8)
- 26W (12)
- 28 Waist (22)
- 29 Waist (15)
- 2X (62)
- 2XL (707)
- 30 Waist (26)
- 31 Waist (14)
- 32 B (2)
- 32 C (6)
- 32 D (8)
- 32 DD (7)
- 32 DD/E (1)
- 32 E (5)
- 32 F (4)
- 32 FF (2)
- 32 G (2)
- 32 GG (2)
- 32 H (2)
- 32 HH (1)
- 32 J (1)
- 32 Waist (27)
- 33 Waist (20)
- 34 B (2)
- 34 C (6)
- 34 D (7)
- 34 DD (7)
- 34 DD/E (1)
- 34 E (4)
- 34 F (4)
- 34 FF (3)
- 34 G (2)
- 34 GG (3)
- 34 H (2)
- 34 HH (1)
- 34 J (1)
- 34 Waist (26)
- 35 Waist (1)
- 36 B (2)
- 36 C (6)
- 36 D (7)
- 36 DD (7)
- 36 DD/E (1)
- 36 E (5)
- 36 F (5)
- 36 FF (4)
- 36 G (3)
- 36 GG (2)
- 36 H (2)
- 36 HH (1)
- 36 Waist (27)
- 38 B (2)
- 38 C (6)
- 38 D (7)
- 38 DD (9)
- 38 DD/E (1)
- 38 E (5)
- 38 F (5)
- 38 FF (4)
- 38 G (4)
- 38 GG (4)
- 38 H (2)
- 38 Waist (25)
- 3X (53)
- 3XL (102)
- 40 A/B (1)
- 40 B (2)
- 40 C (5)
- 40 C/D (1)
- 40 D (7)
- 40 DD (8)
- 40 DD/E (1)
- 40 E (4)
- 40 F (5)
- 40 FF (3)
- 40 G (3)
- 40 GG (1)
- 40 Waist (13)
- 42 E (1)
- 42 F (1)
- 42 FF (1)
- 42 Waist (1)
- 44 Waist (3)
- 4X (6)
- 4XL (8)
- 5X (6)
- 6X (8)
- L A-C (2)
- L D-DD (2)
- M - XL (1)
- M A-C (2)
- M D-DD (2)
- One Size (7)
- S A-C (2)
- S D-DD (2)
- XL A-C (3)
- XL D-DD (2)
- XS A-C (2)
- XS D-DD (2)
- XXS A-C (1)
- 0 to 0.49 (548)
- 0.5 to 0.99 (231)
- 1 to 1.49 (80)
- 1.50 to 2.99 (101)
- 3 to 4.99 (43)
- 5 to 7.99 (8)
- 8 to 11.99 (5)
- 12 to 19.99 (4)
- 20 to 29.99 (13)
- 30 to 49.99 (15)
- 50 to 74.99 (2)
- 75 to 99.99 (1)
- 100 to 1000 (1)
- Active Pursuits (25)
- AFO (2)
- Allpa (3)
- Alpenglow (1)
- Arcane (1)
- Arizona (6)
- Baggies (6)
- Base Camp (9)
- Becksa (2)
- BeFree (3)
- Big Haul (5)
- Black Hole (4)
- Bloks (2)
- Bondi (2)
- Capilene (51)
- Chariot (13)
- Chaser (11)
- Class V (3)
- Clementine (1)
- ColdGear (1)
- Cormac (9)
- Cruiser (17)
- Dare (1)
- Daylite (3)
- Delta (10)
- Distance (13)
- Eddy (1)
- Enduro (1)
- EZ (12)
- Fenix (6)
- Ferrosi (1)
- Flash (2)
- Forerunner (5)
- G-Shock (1)
- Glide (7)
- Go Series (5)
- Groundwork (2)
- Halo (15)
- Headlamp (1)
- HeatGear (2)
- High Coast (1)
- Houdini (4)
- Hydropeak (5)
- Hyperfreak (9)
- Hypervolt (3)
- IceFlow (4)
- Incendo (5)
- inReach (1)
- Instinct (6)
- Intraknit (12)
- Kanken (1)
- KICKR (8)
- Launch (2)
- Liquid Energy (1)
- Maipo (8)
- Mayari (1)
- Merino Sport (5)
- Nano-Air (1)
- Norvan (11)
- Ora (4)
- PFG (10)
- Podium (11)
- Ponto (7)
- R1 (7)
- Rambler (6)
- Renew (6)
- Roadtripper (4)
- Roctane (2)
- Roundtrip (2)
- Sahara (11)
- Sleek (3)
- Spacedye (38)
- Strider (2)
- Stryder (1)
- Summit Series (7)
- Sunriser (6)
- Supply (4)
- Sustain (10)
- Swiftland (32)
- Switchback (16)
- Tacx (4)
- Take Your Time (1)
- Tarn (1)
- Terrebonne (3)
- Trail Glove (1)
- Transporter (6)
- Twisted (3)
- Venu (2)
- Viaje (1)
- Vivo (2)
- Wavefarer (2)
- Yonder (6)
- bluesign (196)
- Certified Organic (15)
- Climate Label Certified (257)
- Fair Trade (230)
- Organic Fibers (29)
- Recycled Materials (796)
- Responsibly Sourced Wool (4)
- Deals (1084)
- Moisture Wicking (912)
- Quick Drying (834)
- Top Rated (607)
- Sun-Protective Fabric (453)
- New Arrivals (221)
- Made in USA (186)
- BPA Free (165)
- Thumbholes (146)
- Merino Wool (97)
- Packable (96)
- Insulated (94)
- Vegan (87)
- Gluten Free (83)
- Fits In Cup Holder (77)
- Vegetarian (76)
- Backpack Straps (74)
- HRM Included/Integrated (72)
- Wireless Sync (69)
- Reflective (65)
- Swimming Functions (65)
- Tracks Steps (64)
- Sleep Tracking (64)
- Tracks Distance (62)
- Tracks Calories Burned (62)
- Smart Device Notifications (62)
- Adjustable Straps (62)
- Cycling Functions (61)
- Tracks Speed (60)
- Compass (58)
- Non-GMO (58)
- Pulse Oximeter (56)
- VO2 Max Estimate (55)
- Programmable Routes (52)
- Removable Cups (52)
- Waterproof (37)
- Compression (33)
- Back Closure (27)
- Wireless (27)
- Carry-On (26)
- Collapsible (25)
- Adjustable Handle (23)
- Organic (23)
- Volume Control (23)
- Parking Brake (18)
- Reclining (14)
- SPD Compatible (14)
- Field Cleanable (11)
- 2-Way Zipper (10)
- Laptop Compartment (9)
- Solar-Powered (9)
- Optional Conversion (9)
- Look Mountain Compatible (9)
- Traction Tread (8)
- Software Controlled (7)
- Time Mountain Compatible (7)
- Crankbrothers Compatible (7)
- Foldable (6)
- Running Brake (6)
- Regulated Output (5)
- Preloaded Geocaches (4)
- User Replaceable Battery (3)
- Red Light Mode (3)
- Underwire (3)
- Side Cargo Pockets (2)
- Insect Repellent (1)
- Ultralight (1)
- Time Road Compatible (1)
- Speedplay Compatible (1)
- SPD-SL Compatible (1)
- Look Road Compatible (1)
- Biodegradable (1)
- iPad / Tablet Compartment (1)
- Fitness (1318)
- Running (840)
- Multisport (315)
- Watersports (221)
- Swimming (181)
- Hiking (171)
- Casual (163)
- Trail Running (155)
- Travel (123)
- Yoga (91)
- Walking (86)
- Fitness Recovery (64)
- Cycling (59)
- Indoor Cycling (30)
- Camping (27)
- Fishing (26)
- Paddling (15)
- Backpacking (15)
- Climbing (11)
- Surfing (8)
- Road Cycling (8)
- Mountain Biking (6)
- Triathlon (6)
- Scuba Diving (4)
- Recreational Cycling (3)
- Cross-country Skiing (3)
- Snowboarding (2)
- Downhill Skiing (2)
- Bouldering (2)
- Snowsports (1)
- Snowshoeing (1)
- Rock Climbing (1)
- Solid (973)
- Novelty (91)
- Graphic (49)
- Floral (46)
- Striped (44)
- Print (42)
- Colorblock (42)
- Camouflage (21)
- Tie Dye (4)
- Plaid (3)
- Sleeveless (124)
- Cap Sleeve (3)
- Short Sleeve (169)
- Long Sleeve (326)
- Cotton / Cotton Blend (43)
- Wool / Wool Blend (86)
- Hemp / Linen / Blend (1)
- Nylon / Nylon Blend (449)
- Polyester / Polyester Blend (1016)
- Rayon / Rayon Blend (22)
- Synthetic Blend (1)
Sort: Best Match
View:
- GUStroopwafel$1.85(143)143 reviews with an average rating of 4.5 out of 5 stars
- CamelBakThrive Chug Water Bottle - 25 fl. oz.Top Rated$18.00(15)15 reviews with an average rating of 4.6 out of 5 stars
- YETIYonder Water Bottle with Yonder Tether Cap - 34 fl. oz.Top Rated$28.00(286)286 reviews with an average rating of 4.7 out of 5 stars
- Under ArmourUA Sportstyle Jogger Pants - Men'sTop Rated$41.93Save 30%compared to $60.00(907)907 reviews with an average rating of 4.8 out of 5 stars
- LifeStrawGo Series 1 L Water Filter Bottle - 33.8 fl. oz.$49.95(67)67 reviews with an average rating of 4.0 out of 5 stars
- Klean KanteenKids' Insulated Water Bottle with Flip Seal Sport Cap - 12. fl. oz.$25.95(3)3 reviews with an average rating of 4.7 out of 5 stars
- PROBARProtein Bar$3.00(38)38 reviews with an average rating of 3.9 out of 5 stars
- OiselleAltitude Tank Top - Women's$27.83Save 42%compared to $48.00(0)0 reviews
- Pro-Tec Athletics3D Flat Ankle Sleeve$22.95(39)39 reviews with an average rating of 4.1 out of 5 stars
- Co-op CyclesInsulated Water Bottle - 23 fl. oz.$17.95(38)38 reviews with an average rating of 4.3 out of 5 stars
- Tailwind NutritionCaffeinated Endurance Fuel Drink Mix - 1 ServingTop Rated$2.75(3698)3698 reviews with an average rating of 4.9 out of 5 stars
- TYRBlack Ops 140 EV Racing Swim GogglesTop Rated$32.50(7)7 reviews with an average rating of 4.6 out of 5 stars
- AltraSolstice XT3 Shoes - Men's$140.00(0)0 reviews
- PatagoniaR1 Pullover Hoody - Men's$133.93Save 25%compared to $179.00(4)4 reviews with an average rating of 2.5 out of 5 stars
- CotopaxiAllpa Getaway Duffel Bag - 70 LTop Rated$200.00(27)27 reviews with an average rating of 4.8 out of 5 stars
- NathanZipster Max Waistbelt$44.00(6)6 reviews with an average rating of 4.3 out of 5 stars
- rabbitEZ Tee LS Shirt - Men's$58.00(0)0 reviews
- BrooksRun Visible 6" Short Tights - Women's$44.73Save 40%compared to $75.00(1)1 reviews with an average rating of 4.0 out of 5 starsREI OUTLET
- OnCore Jacket - Women's$139.93 - $200.00(2)2 reviews with an average rating of 5.0 out of 5 stars
- AmphipodAirFlow MicroStretch Plus Belt$25.00(56)56 reviews with an average rating of 4.3 out of 5 stars
- Klean KanteenSingle-Wall Classic Water Bottle with Flip Seal Sport Cap - 27 fl. oz.Top Rated$21.95(11)11 reviews with an average rating of 4.5 out of 5 stars
- prAnaSugar Shore One-Piece Swimsuit - Women's$69.73Save 36%compared to $110.00(2)2 reviews with an average rating of 3.5 out of 5 starsREI OUTLET
- SalomonSHKout Core T-Shirt - Men's$45.00(12)12 reviews with an average rating of 3.8 out of 5 stars
- OnClimate Zip Hoodie - Women's$90.93 - $130.00(2)2 reviews with an average rating of 5.0 out of 5 stars
- Pro-Tec AthleticsX-Trac Knee Support$29.95(21)21 reviews with an average rating of 4.3 out of 5 stars
- BrooksLuxe Strappy BraTop Rated$55.00(10)10 reviews with an average rating of 4.8 out of 5 stars
- JOLYNBrandon 2 Onesie Swimsuit - Women's$46.93 - $72.00(6)6 reviews with an average rating of 4.2 out of 5 stars
- SmartwoolIntraknit Racerback Bra$80.00(1)1 reviews with an average rating of 4.0 out of 5 stars
- AmphipodVersa-Light Max$35.00(7)7 reviews with an average rating of 4.3 out of 5 stars
- YETIYonder Water Bottle with Yonder Chug Cap - 34 fl. oz.Top Rated$28.00(1364)1364 reviews with an average rating of 4.7 out of 5 stars
1,261–1,290 of 2,440 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.
Our guide to gear and clothing will get you up and running (and swimming and biking) for your next triathlon.
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.
Read full article: The Best Gifts for Runners | 2025 Holiday Gift Guide
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.
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