REI Base Layers and Underwear

Categories

Tops
Bottoms
One-Piece Base Layers
Boxers, Briefs, Bikinis

Genders

Men's
Women's
Kids'
Boys'
Girls'

Price

less than $25
$25 - $49.99
$50 and above

Sort by: name | rating | price | availability | recently reviewed

REI Midweight Space Dye Tights Base Layer Bottom
$32 - $46
REI Lightweight Polartec Power Dry MTS Long-Sleeve Crew Base Layer Top
$22
REI Silk Camisole Base Layer Top
$35
REI Seamless Long-Sleeve T-Shirt Base Layer Top
$41
REI Midweight Space Dye Zip-T Shirt Base Layer Top
$39 - $56
REI Mesh MTS Briefs Base Layer Bottom
$19
REI Midweight Long Underwear Bottoms Base Layer Bottom
$23 - $39
 
REI Heavyweight Long Underwear Bottoms Base Layer Bottom
$34
REI Heavyweight Crew Shirt Base Layer Top
$34
REI Silk V-Neck Base Layer Top
$45
REI Seamless Tights Base Layer Bottom
$24
REI Lightweight Long Underwear Crew Top Base Layer Top
$30 - $34
REI Midweight Space Dye Crew Shirt Base Layer Top
$32 - $46
REI Lightweight Quarter-Zip Shirt Base Layer Top
$47
 
REI Lightweight Long Underwear Zip Top Base Layer Top
$40
REI Silk Bottoms Base Layer Bottom
$45
REI Silk Long Underwear Bottom Base Layer Bottom
$45
REI Lightweight Crew Shirt Base Layer Top
$37
REI Lightweight Long Underwear Bottoms Base Layer Bottom
$35 - $36
REI Midweight Long Underwear Crewneck Base Layer Top
$27 - $39
REI Mesh MTS Boxer Briefs Base Layer Bottom
$23
REI Silk Long-Sleeve Crew Base Layer Top
$45
REI Mesh MTS Boxers Base Layer Bottom
$23
REI Midweight Long Underwear Half-Zip Base Layer Top
$50
 
REI Midweight Polartec Power Dry Long Underwear Half-Zip Top Base Layer Top
$24
REI Heavyweight Half-Zip Shirt Base Layer Top
$41
REI Midweight Crew Heather Top Base Layer Top
$5 - $8
REI Midweight Heather Long Underwear Bottoms Base Layer Bottom
$5 - $8
REI Midweight Print Union Suit One-Piece Base Layer
$6
REI Midweight Crew Print Top Base Layer Top
$11 - $22
REI Midweight Quarter-Zip Top Base Layer Top
$25
user rating: 5 of 5 (1)
REI Midweight Polartec Power Dry Zip-T Base Layer Top
$37 MSRP
user rating: 4 of 5 (1)
REI Heavyweight MTS Bottoms Base Layer Bottom
$35 MSRP
REI Lightweight MTS Polartec Power Dry Bottoms Base Layer Bottom
$30 MSRP
REI Midweight Polartec Power Dry Crew Base Layer Top
$33 MSRP
 
REI Micro Fleece Long Underwear Bottoms Base Layer Bottom
REI Lightweight MTS Polartec Power Dry Zip-T Base Layer Top
$33 MSRP
 
REI Heavyweight Tights Base Layer Bottom
REI Lightweight MTS Polartec Power Dry Crew Base Layer Top
$25 MSRP
REI Midweight Polartec Power Dry Allstar Suit One-Piece Base Layer
REI Bikini Briefs Boxers, Briefs, Bikini
$15 MSRP
REI Boxer Jack Underwear Boxers, Briefs, Bikini
REI Midweight Polartec Power Dry Half Zip Top Base Layer Top
REI Midweight MTS Bottoms Base Layer Bottom
$23 MSRP
REI Midweight Polartec Power Dry Bottom Base Layer Bottom
$33 MSRP
REI Lightweight Polartec Power Dry Crew Base Layer Top
 
REI Heavyweight Quarter-Zip Top Base Layer Top
REI Expedition-Weight Crew Top Base Layer Top
REI Airflyte Top
$30 MSRP
REI Expedition-Weight Long Underwear Bottoms Base Layer Bottom
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