loaded 353 results

Underwear: Deals

(353 products)

Products (353)

Sort: Best Match

Top Rated
Sweaty BettyHigh-Neck Jacquard Base Layer Top - Women's
$82.73
Save 29%
compared to $118.00
Members use code LABORDAY2025 for an extra 20% off at REI Outlet
23 reviews with an average rating of 4.7 out of 5 stars
Underwear Weight:
Midweight
Size Type:
Regular
REI OUTLET
Helly HansenLifa Active Base Layer Bottoms - Women's
$39.73
Save 27%
compared to $55.00
Members use code LABORDAY2025 for an extra 20% off at REI Outlet
0 reviews
Underwear Weight:
Lightweight
Size Type:
Regular
REI OUTLET
StancePalmer Boxer Briefs - Men's
$18.73
Save 25%
compared to $25.00
Members use code LABORDAY2025 for an extra 20% off at REI Outlet
0 reviews
Size Type:
Regular, Big
REI OUTLET
Icebreaker125 ZoneKnit Crewe Base Layer Shirt - Men's
$84.73
Save 26%
compared to $115.00
Members use code LABORDAY2025 for an extra 20% off at REI Outlet
6 reviews with an average rating of 4.3 out of 5 stars
Underwear Weight:
Lightweight
Size Type:
Regular, Big
REI OUTLET
StanceThe Vacationeer Boxer Briefs - Men's
$19.73
Save 26%
compared to $27.00
Members use code LABORDAY2025 for an extra 20% off at REI Outlet
1 reviews with an average rating of 5.0 out of 5 stars
Size Type:
Regular
REI OUTLET
Arc'teryxRho LT Base Layer Bottoms - Men's
$79.73
Save 20%
compared to $100.00
11 reviews with an average rating of 3.9 out of 5 stars
Underwear Weight:
Midweight
Size Type:
Regular, Big
REI OUTLET
Top Rated
Icebreaker200 ZoneKnit Long-Sleeve Crewe Base Layer Thermal Top - Men's
$109.73
Save 26%
compared to $150.00
Members use code LABORDAY2025 for an extra 20% off at REI Outlet
7 reviews with an average rating of 4.7 out of 5 stars
Underwear Weight:
Midweight
Size Type:
Regular, Big
REI OUTLET
ArtilectBoulder 125 Crew Long-Sleeve Base Layer Top - Women's
$75.73
Save 36%
compared to $120.00
Members use code LABORDAY2025 for an extra 20% off at REI Outlet
1 reviews with an average rating of 1.0 out of 5 stars
Underwear Weight:
Lightweight
Size Type:
Regular
REI OUTLET
Top Rated
IcebreakerMerino 260 Tech Thermal Base Layer Leggings With Fly - Men's
$93.73
Save 25%
compared to $125.00
Members use code LABORDAY2025 for an extra 20% off at REI Outlet
37 reviews with an average rating of 4.8 out of 5 stars
Underwear Weight:
Heavyweight
Size Type:
Regular, Big
REI OUTLET
TerramarC-Suite Fusion Thermal Pants - Women's
$42.73
Save 34%
compared to $65.00
Members use code LABORDAY2025 for an extra 20% off at REI Outlet
0 reviews
Underwear Weight:
Midweight
Size Type:
Regular
REI OUTLET
SaxxRoast Master Midweight Long-Sleeve Crew Base Layer Top - Men's
$47.73
Save 36%
compared to $75.00
Members use code LABORDAY2025 for an extra 20% off at REI Outlet
0 reviews
Underwear Weight:
Midweight
Size Type:
Regular, Big
REI OUTLET
Helly HansenVerglas Half-Zip Top - Women's
$63.73
Save 25%
compared to $85.00
Members use code LABORDAY2025 for an extra 20% off at REI Outlet
1 reviews with an average rating of 5.0 out of 5 stars
Underwear Weight:
Lightweight
Size Type:
Regular
REI OUTLET
SeirusHeatwave Body Mapped Full-Length Base Layer Bottoms - Women's
$59.83
Save 50%
compared to $119.95
0 reviews
Underwear Weight:
Midweight
Size Type:
Regular
Icebreaker200 Oasis Sonebula Base Layer Leggings - Women's
$89.73
Save 25%
compared to $120.00
Members use code LABORDAY2025 for an extra 20% off at REI Outlet
1 reviews with an average rating of 3.0 out of 5 stars
Underwear Weight:
Midweight
Size Type:
Regular
REI OUTLET
StancePoppyland Boxer Briefs - Men's
$18.73
Save 25%
compared to $25.00
Members use code LABORDAY2025 for an extra 20% off at REI Outlet
1 reviews with an average rating of 1.0 out of 5 stars
Size Type:
Regular
REI OUTLET
Top Rated
IcebreakerMerino 260 Tech Thermal Base Layer Leggings - Women's
$93.73
Save 25%
compared to $125.00
Members use code LABORDAY2025 for an extra 20% off at REI Outlet
22 reviews with an average rating of 4.6 out of 5 stars
Underwear Weight:
Heavyweight
Size Type:
Plus
REI OUTLET
CraftCore Dry Active Comfort Long-Sleeve Base Layer Jersey - Kids'
$38.73
Save 40%
compared to $64.95
Members use code LABORDAY2025 for an extra 20% off at REI Outlet
0 reviews
Underwear Weight:
Midweight
Size Type:
Regular
REI OUTLET
Helly HansenLIFA Merino Midweight 2-In-1 Base Layer Hoodie - Women's
$86.73
Save 27%
compared to $120.00
Members use code LABORDAY2025 for an extra 20% off at REI Outlet
0 reviews
Underwear Weight:
Midweight
Size Type:
Regular
REI OUTLET
SmartwoolIntraknit Thermal Merino Base Layer Colorblock Crew - Men's
$96.73
Save 25%
compared to $130.00
Members use code LABORDAY2025 for an extra 20% off at REI Outlet
11 reviews with an average rating of 4.4 out of 5 stars
Underwear Weight:
Midweight
Size Type:
Regular, Big
REI OUTLET
Kari TraaKlara High-Waisted Base Layer Pants - Women's
$66.73
Save 25%
compared to $90.00
Members use code LABORDAY2025 for an extra 20% off at REI Outlet
1 reviews with an average rating of 3.0 out of 5 stars
Underwear Weight:
Lightweight
Size Type:
Regular
REI OUTLET
SmartwoolClassic Thermal Merino Base Layer Hoodie - Kids'
$51.73
Save 31%
compared to $75.00
Members use code LABORDAY2025 for an extra 20% off at REI Outlet
3 reviews with an average rating of 4.7 out of 5 stars
Underwear Weight:
Midweight
Size Type:
Regular
REI OUTLET
Helly HansenLIFA ACTIVE Graphic Crew Base Layer Top - Women's
$42.73
Save 34%
compared to $65.00
Members use code LABORDAY2025 for an extra 20% off at REI Outlet
1 reviews with an average rating of 5.0 out of 5 stars
Underwear Weight:
Lightweight
Size Type:
Regular
REI OUTLET
Top Rated
Icebreaker125 ZoneKnit Merino Long-Sleeve Crewe Thermal Top - Men's
$93.73
Save 25%
compared to $125.00
Members use code LABORDAY2025 for an extra 20% off at REI Outlet
6 reviews with an average rating of 4.8 out of 5 stars
Underwear Weight:
Ultralightweight
Size Type:
Regular, Big
REI OUTLET
Icebreaker200 ZoneKnit Thermal Base Layer Leggings - Women's
$109.73
Save 26%
compared to $150.00
Members use code LABORDAY2025 for an extra 20% off at REI Outlet
4 reviews with an average rating of 4.8 out of 5 stars
Underwear Weight:
Midweight
Size Type:
Regular
REI OUTLET
Icebreaker200 Oasis Sonebula Long-Sleeve Crewe Base Layer Top - Women's
$89.73
Save 25%
compared to $120.00
Members use code LABORDAY2025 for an extra 20% off at REI Outlet
1 reviews with an average rating of 5.0 out of 5 stars
Underwear Weight:
Lightweight
Size Type:
Regular
REI OUTLET
ArtilectFlatiron 185 Base Layer Leggings - Women's
$109.73
Save 31%
compared to $160.00
Members use code LABORDAY2025 for an extra 20% off at REI Outlet
1 reviews with an average rating of 4.0 out of 5 stars
Underwear Weight:
Midweight
Size Type:
Regular
REI OUTLET
Icebreaker125 ZoneKnit Thermal Base Layer Leggings - Women's
$86.73
Save 30%
compared to $125.00
Members use code LABORDAY2025 for an extra 20% off at REI Outlet
0 reviews
Underwear Weight:
Midweight
Size Type:
Regular
REI OUTLET
SpraywayEffra Leggings Base Layer Bottoms - Women's
$36.73
Save 26%
compared to $49.95
Members use code LABORDAY2025 for an extra 20% off at REI Outlet
1 reviews with an average rating of 3.0 out of 5 stars
Underwear Weight:
Heavyweight
Size Type:
Regular
REI OUTLET
ArtilectDarkhorse 185 Zoned Base Layer Leggings - Women's
$99.73
Save 37%
compared to $160.00
Members use code LABORDAY2025 for an extra 20% off at REI Outlet
0 reviews
Underwear Weight:
Midweight
Size Type:
Regular
REI OUTLET
StancePedlz Fallin Boxer Briefs - Men's
$22.73
Save 24%
compared to $30.00
Members use code LABORDAY2025 for an extra 20% off at REI Outlet
0 reviews
Size Type:
Regular
REI OUTLET