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Underwear: Deals

(291 products)

Products (291)

Sort: Best Match

Top Rated
IcebreakerMerino 200 Oasis Thermal Base Layer Leggings - Women's
$78.73
Save 25%
compared to $105.00
Members use code OUT4JUL26 for $20 off $100+ at REI Outlet thru 7/6.
90 reviews with an average rating of 4.5 out of 5 stars
Underwear Weight:
Midweight
Size Type:
Plus
REI OUTLET
Kari TraaSaga Hooded Base Layer Top - Women's
$109.73
Save 24%
compared to $145.00
Members use code OUT4JUL26 for $20 off $100+ at REI Outlet thru 7/6.
0 reviews
Underwear Weight:
Heavyweight
Size Type:
Regular
REI OUTLET
SmartwoolIntraknit Thermal Max Merino Quarter-Zip Base Layer Top - Women's
$115.73
Save 25%
compared to $155.00
Members use code OUT4JUL26 for $20 off $100+ at REI Outlet thru 7/6.
0 reviews
Underwear Weight:
Heavyweight
Size Type:
Regular
REI OUTLET
Kari TraaJr Hennie Base Layer Set - Girls'
$74.73
Save 25%
compared to $100.00
Members use code OUT4JUL26 for $20 off $100+ at REI Outlet thru 7/6.
0 reviews
Underwear Weight:
Midweight
Size Type:
Regular
REI OUTLET
Top Rated
Black DiamondSolution 150 Merino Base Layer Crew Top - Women's
$99.73
Save 26%
compared to $135.00
Members use code OUT4JUL26 for $20 off $100+ at REI Outlet thru 7/6.
23 reviews with an average rating of 4.9 out of 5 stars
Underwear Weight:
Lightweight
Size Type:
Regular
REI OUTLET
Top Rated
REI Co-opLightweight Crew Base Layer Top - Toddlers'
$9.83
Save 50%
compared to $19.95
14 reviews with an average rating of 5.0 out of 5 stars
Underwear Weight:
Lightweight
Size Type:
Regular
JanjiPace Sports Bra
$42.93
Save 25%
compared to $58.00
95 reviews with an average rating of 4.3 out of 5 stars
Bra Support:
Medium Impact
Support Style:
Compression / Encapsulation
Fabric:
68% nylon/32% spandex
Icebreaker125 ZoneKnit Crewe Base Layer Shirt - Women's
$84.73
Save 26%
compared to $115.00
Members use code OUT4JUL26 for $20 off $100+ at REI Outlet thru 7/6.
1 reviews with an average rating of 5.0 out of 5 stars
Underwear Weight:
Lightweight
Size Type:
Regular
REI OUTLET
Kari TraaFryd Base Layer Pants - Women's
$19.83 - $60.00
19 reviews with an average rating of 3.5 out of 5 stars
Underwear Weight:
Midweight
Size Type:
Regular
Hot ChillysOriginals Print Base Layer Crew - Kids'
$39.73
Save 27%
compared to $55.00
Members use code OUT4JUL26 for $20 off $100+ at REI Outlet thru 7/6.
0 reviews
Underwear Weight:
Midweight
Size Type:
Regular
REI OUTLET
ObermeyerComfy Cozy Base Layer Set - Kids'
$42.73
Save 27%
compared to $59.00
Members use code OUT4JUL26 for $20 off $100+ at REI Outlet thru 7/6.
1 reviews with an average rating of 1.0 out of 5 stars
Underwear Weight:
Midweight
Size Type:
Regular
REI OUTLET
tasc PerformanceElevation Merino T-Shirt - Women's
$44.73
Save 43%
compared to $79.00
Members use code OUT4JUL26 for $20 off $100+ at REI Outlet thru 7/6.
97 reviews with an average rating of 4.4 out of 5 stars
Underwear Weight:
Lightweight
Size Type:
Regular
REI OUTLET
Top Rated
Kari TraaEdith Half-Zip Base Layer Top - Women's
$81.73
Save 25%
compared to $110.00
Members use code OUT4JUL26 for $20 off $100+ at REI Outlet thru 7/6.
12 reviews with an average rating of 4.5 out of 5 stars
Underwear Weight:
Midweight
Size Type:
Regular
REI OUTLET
SmartwoolClassic Thermal Merino Mock Neck Base Layer Top - Women's
$104.73
Save 25%
compared to $140.00
Members use code OUT4JUL26 for $20 off $100+ at REI Outlet thru 7/6.
0 reviews
Underwear Weight:
Midweight
Size Type:
Regular
REI OUTLET
Royal RobbinsReadyDry Boxers - Men's
$19.73
Save 29%
compared to $28.00
Members use code OUT4JUL26 for $20 off $100+ at REI Outlet thru 7/6.
0 reviews
Size Type:
Big
REI OUTLET
SpraywayEffra Hoody Base Layer Top - Women's
$49.73
Save 28%
compared to $69.95
Members use code OUT4JUL26 for $20 off $100+ at REI Outlet thru 7/6.
1 reviews with an average rating of 5.0 out of 5 stars
Underwear Weight:
Heavyweight
Size Type:
Regular
REI OUTLET
Top Rated
ColumbiaMidweight Stretch Long-Sleeve Base Layer Top - Women's
$39.93
Save 27%
compared to $55.00
227 reviews with an average rating of 4.7 out of 5 stars
Underwear Weight:
Midweight
Size Type:
Regular
The North FaceDotKnit Thermal Base Layer Set - Kids'
$51.73
Save 26%
compared to $70.00
Members use code OUT4JUL26 for $20 off $100+ at REI Outlet thru 7/6.
0 reviews
Underwear Weight:
Midweight
Size Type:
Regular
REI OUTLET
Top Rated
IcebreakerMerino 260 Tech Long-Sleeve Half-Zip Thermal Base Layer Top - Women's
$78.73
Save 41%
compared to $135.00
Members use code OUT4JUL26 for $20 off $100+ at REI Outlet thru 7/6.
38 reviews with an average rating of 4.6 out of 5 stars
Underwear Weight:
Heavyweight
Size Type:
Plus
REI OUTLET
prAnaTornado Bra
$44.73
Save 30%
compared to $64.00
Members use code OUT4JUL26 for $20 off $100+ at REI Outlet thru 7/6.
73 reviews with an average rating of 4.3 out of 5 stars
Bra Support:
Low Impact
Support Style:
Compression / Encapsulation
Fabric:
90% organic cotton/10% elastane
REI OUTLET
Mountain HardwearUp First Tech Fleece Base Layer Bottoms - Men's
$74.73
Save 25%
compared to $100.00
Members use code OUT4JUL26 for $20 off $100+ at REI Outlet thru 7/6.
4 reviews with an average rating of 4.5 out of 5 stars
Underwear Weight:
Midweight
Size Type:
Regular, Big
REI OUTLET
Top Rated
prAnaLuxara Salutations Bra
$44.73
Save 30%
compared to $64.00
Members use code OUT4JUL26 for $20 off $100+ at REI Outlet thru 7/6.
8 reviews with an average rating of 4.8 out of 5 stars
Bra Support:
Medium Impact
Support Style:
Compression / Encapsulation
Fabric:
Black: 76% recycled nylon/24% LYCRA elastane; all other colors: 76% recycled nylon/24 elastane; contrast: 64% recycled nylon/36% elastane
REI OUTLET
Kari TraaLucie Base Layer Pants - Women's
$55.73
Save 30%
compared to $80.00
Members use code OUT4JUL26 for $20 off $100+ at REI Outlet thru 7/6.
6 reviews with an average rating of 4.2 out of 5 stars
Underwear Weight:
Lightweight
Size Type:
Regular
REI OUTLET
Kari TraaSaga Base Layer Pants - Women's
$88.73
Save 26%
compared to $120.00
Members use code OUT4JUL26 for $20 off $100+ at REI Outlet thru 7/6.
0 reviews
Underwear Weight:
Heavyweight
Size Type:
Regular
REI OUTLET
PatagoniaCapilene Thermal Weight Zip-Neck Base Layer Top - Men's
$69.73
Save 36%
compared to $109.00
Members use code OUT4JUL26 for $20 off $100+ at REI Outlet thru 7/6.
26 reviews with an average rating of 3.9 out of 5 stars
Underwear Weight:
Heavyweight
Size Type:
Regular
REI OUTLET
Kari TraaAgnes Base Layer Set - Kids'
$66.73
Save 25%
compared to $90.00
Members use code OUT4JUL26 for $20 off $100+ at REI Outlet thru 7/6.
0 reviews
Underwear Weight:
Lightweight
Size Type:
Regular
REI OUTLET
TerramarC-Suite Mammoth Sherpa Fleece Mid-Layer Pants - Men's
$49.73
Save 37%
compared to $80.00
Members use code OUT4JUL26 for $20 off $100+ at REI Outlet thru 7/6.
2 reviews with an average rating of 3.0 out of 5 stars
Underwear Weight:
Midweight
Size Type:
Regular, Big
REI OUTLET
Kari TraaIselin Long-Sleeve Base Layer Top - Women's
$44.73
Save 31%
compared to $65.00
Members use code OUT4JUL26 for $20 off $100+ at REI Outlet thru 7/6.
0 reviews
Underwear Weight:
Lightweight
Size Type:
Regular
REI OUTLET
Top Rated
PatagoniaShadowlite Mid Impact Bra
$47.73
Save 30%
compared to $69.00
Members use code OUT4JUL26 for $20 off $100+ at REI Outlet thru 7/6.
6 reviews with an average rating of 4.7 out of 5 stars
Bra Support:
Medium Impact
Support Style:
Compression
Fabric:
5.8 oz. 74% NetPlus postconsumer recycled nylon/26% spandex power-stretch knit with miDori bioSoft and HeiQ Mint
REI OUTLET
Arc'teryxRho LT Base Layer Bottoms - Men's
$69.73
Save 30%
compared to $100.00
Members use code OUT4JUL26 for $20 off $100+ at REI Outlet thru 7/6.
11 reviews with an average rating of 3.9 out of 5 stars
Underwear Weight:
Midweight
Size Type:
Big
REI OUTLET