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Base Layer Bottoms: Deals

(96 products)

Products (96)

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Top Rated
IcebreakerMerino 260 Tech Thermal Base Layer Leggings - Kids'
$49.73
Save 28%
compared to $70.00
Members use code LABORDAY2025 for an extra 20% off at REI Outlet
7 reviews with an average rating of 5.0 out of 5 stars
Underwear Weight:
Heavyweight
Size Type:
Regular
REI OUTLET
Terramar2.0 Cloud Nine Midweight Base Layer Capri Pants - Women's
$28.73
Save 28%
compared to $40.00
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:
Midweight
Size Type:
Regular
REI OUTLET
PatagoniaCapilene Midweight Base Layer Bottoms - Infants'
$21.73
Save 25%
compared to $29.00
Members use code LABORDAY2025 for an extra 20% off at REI Outlet
0 reviews
Underwear Weight:
Midweight
Size Type:
Regular
REI OUTLET
CraftCore Dry Active Comfort Base Layer Pants - Men's
$32.73
Save 34%
compared to $49.95
Members use code LABORDAY2025 for an extra 20% off at REI Outlet
2 reviews with an average rating of 2.5 out of 5 stars
Underwear Weight:
Midweight
Size Type:
Regular
REI OUTLET
Arc'teryxRho Base Layer Bottoms - Women's
$79.73
Save 20%
compared to $100.00
12 reviews with an average rating of 4.0 out of 5 stars
Underwear Weight:
Midweight
Size Type:
Regular, Plus
REI OUTLET
Kari TraaSmekker Base Layer Pants - Women's
$83.73
Save 30%
compared to $120.00
Members use code LABORDAY2025 for an extra 20% off at REI Outlet
1 reviews with an average rating of 2.0 out of 5 stars
Underwear Weight:
Lightweight
Size Type:
Regular
REI OUTLET
CraftCore Dry Active Comfort Base Layer Pants - Women's
$29.73
Save 33%
compared to $44.95
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:
Midweight
Size Type:
Regular
REI OUTLET
TerramarC-Suite Mammoth Sherpa Fleece Mid-Layer Pants - Men's
$56.73
Save 29%
compared to $80.00
Members use code LABORDAY2025 for an extra 20% off at REI Outlet
0 reviews
Underwear Weight:
Midweight
Size Type:
Regular, Big
REI OUTLET
SmartwoolIntraknit Active Base Layer Bottoms - Men's
$81.73
Save 25%
compared to $110.00
Members use code LABORDAY2025 for an extra 20% off at REI Outlet
2 reviews with an average rating of 4.0 out of 5 stars
Underwear Weight:
Midweight
Size Type:
Big, Regular
REI OUTLET
Free CountryMicrotech Heat Cocaber Base Layer Bottoms - Women's
$34.73
Save 30%
compared to $50.00
Members use code LABORDAY2025 for an extra 20% off at REI Outlet
0 reviews
Underwear Weight:
Lightweight
Size Type:
Regular
REI OUTLET
Free CountryForce Grid Fleece Base Layer Bottoms - Women's
$34.73
Save 36%
compared to $55.00
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:
Lightweight
Size Type:
Regular
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
Kari TraaRose High-Waist Base Layer Pants - Women's
$79.73
Save 27%
compared to $110.00
Members use code LABORDAY2025 for an extra 20% off at REI Outlet
10 reviews with an average rating of 4.2 out of 5 stars
Underwear Weight:
Lightweight
Size Type:
Regular
REI OUTLET
Helly HansenMerino Wool Base Layer Set - Kids'
$75.73
Save 36%
compared to $120.00
Members use code LABORDAY2025 for an extra 20% off at REI Outlet
0 reviews
Underwear Weight:
Lightweight
Size Type:
Regular
REI OUTLET
SaxxRoast Master Midweight Base Layer Bottoms - 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
SmartwoolIntraknit Active Base Layer Bottoms - Women's
$76.73
Save 30%
compared to $110.00
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
Wild RyeJane Leggings - Women's
$64.73
Save 40%
compared to $109.00
Members use code LABORDAY2025 for an extra 20% off at REI Outlet
3 reviews with an average rating of 3.3 out of 5 stars
Underwear Weight:
Lightweight
Size Type:
Regular
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
TerramarC-Suite Mammoth Sherpa Fleece Mid-Layer Joggers - Women's
$51.73
Save 35%
compared to $80.00
Members use code LABORDAY2025 for an extra 20% off at REI Outlet
0 reviews
Underwear Weight:
Midweight
Size Type:
Regular
REI OUTLET
Kari TraaElse Base Layer Pants - Women's
$74.73
Save 25%
compared to $100.00
Members use code LABORDAY2025 for an extra 20% off at REI Outlet
0 reviews
Underwear Weight:
Midweight
Size Type:
Regular
REI OUTLET
Kari TraaEdith Base Layer Pants - Women's
$74.73
Save 25%
compared to $100.00
Members use code LABORDAY2025 for an extra 20% off at REI Outlet
2 reviews with an average rating of 3.0 out of 5 stars
Underwear Weight:
Midweight
Size Type:
Regular
REI OUTLET
New arrival
Kari TraaRose Light Capri Base Layer Pants - Women's
$74.73
Save 25%
compared to $100.00
Members use code LABORDAY2025 for an extra 20% off at REI Outlet
0 reviews
Underwear Weight:
Midweight
Size Type:
Regular
REI OUTLET
New arrival
Kari TraaVilma Base Layer Pants - Women's
$67.73
Save 24%
compared to $90.00
Members use code LABORDAY2025 for an extra 20% off at REI Outlet
0 reviews
Underwear Weight:
Midweight
Size Type:
Regular
REI OUTLET
New arrival
Kari TraaEloise Base Layer Pants - Women's
$52.73
Save 24%
compared to $70.00
Members use code LABORDAY2025 for an extra 20% off at REI Outlet
0 reviews
Underwear Weight:
Lightweight
Size Type:
Regular
REI OUTLET
Kari TraaRose High-Waist Base Layer Capris - Women's
$69.73
Save 30%
compared to $100.00
Members use code LABORDAY2025 for an extra 20% off at REI Outlet
3 reviews with an average rating of 4.0 out of 5 stars
Underwear Weight:
Heavyweight
Size Type:
Regular
REI OUTLET
New arrival
Kari TraaSara Base Layer Pants - Women's
$74.73
Save 25%
compared to $100.00
Members use code LABORDAY2025 for an extra 20% off at REI Outlet
0 reviews
Underwear Weight:
Heavyweight
Size Type:
Regular
REI OUTLET
Arc'teryxRho Hybrid Insulated Base Layer Bottoms - Women's
$145.73
Save 19%
compared to $180.00
0 reviews
Underwear Weight:
Heavyweight
Size Type:
Regular, Plus
REI OUTLET
SmartwoolClassic Thermal Merino Lettuce Edge Base Layer Bottoms - Women's
$82.73
Save 28%
compared to $115.00
Members use code LABORDAY2025 for an extra 20% off at REI Outlet
0 reviews
Underwear Weight:
Midweight
Size Type:
Regular
REI OUTLET
IcebreakerMerino Base Layer Leggings - Women's
$149.73
Save 25%
compared to $200.00
Members use code LABORDAY2025 for an extra 20% off at REI Outlet
3 reviews with an average rating of 4.3 out of 5 stars
Size Type:
Regular
REI OUTLET
Icebreaker200 ZoneKnit Merino Thermal Base Layer Leggings - Men's
$109.73
Save 26%
compared to $150.00
Members use code LABORDAY2025 for an extra 20% off at REI Outlet
6 reviews with an average rating of 4.2 out of 5 stars
Size Type:
Regular, Big
REI OUTLET