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Base Layer Tops: Deals
(86 products)Products (86)
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- SpraywayEffra Hoody Base Layer Top - Women's$49.73Save 28%compared to  $69.95Underwear Weight:HeavyweightSize Type:RegularREI OUTLET
- IcebreakerMerino 200 Sonebula Long-Sleeve Crewe Base Layer Top - Men'sTop Rated$89.73Save 25%compared to  $120.00Underwear Weight:MidweightSize Type:RegularREI OUTLET
- Icebreaker125 ZoneKnit Crewe Base Layer Shirt - Men's$84.73Save 26%compared to  $115.00Underwear Weight:LightweightSize Type:Regular, BigREI OUTLET
- Terramar2.0 Thermolator Crew Base Layer Top - Kids'$24.73Save 29%compared to  $35.00Underwear Weight:LightweightSize Type:RegularREI OUTLET
- Kari TraaRose Half-Zip Base Layer Top - Women'sTop Rated$89.73Save 25%compared to  $120.00Underwear Weight:HeavyweightSize Type:Regular, PlusREI OUTLET
- Kari TraaFryd Long-Sleeve Base Layer Top - Women's$40.73Save 32%compared to  $60.00Underwear Weight:LightweightSize Type:Regular, PlusREI OUTLET
- SpraywayEffra Jacket Base Layer Top - Women's$42.73Save 34%compared to  $64.95Underwear Weight:HeavyweightSize Type:RegularREI OUTLET
- Kari TraaFryd Half-Zip Base Layer Top - Women's$48.73Save 26%compared to  $66.00Underwear Weight:LightweightSize Type:Regular, PlusREI OUTLET
- Kari TraaFaith Half-Zip Base Layer Top - Women's$86.73Save 27%compared to  $120.00Underwear Weight:HeavyweightSize Type:RegularREI OUTLET
- ArtilectDarkhorse 185 Zoned Crew Base Layer Top - Women's$98.73Save 38%compared to  $160.00Underwear Weight:MidweightSize Type:RegularREI OUTLET
- IcebreakerMerino 260 Tech Long-Sleeve Half-Zip Thermal Base Layer Top - Men's$99.73Save 26%compared to  $135.00Underwear Weight:HeavyweightSize Type:BigREI OUTLET
- IcebreakerMerino 200 Oasis Long-Sleeve Crewe Thermal Top - Women'sTop Rated$78.73Save 25%compared to  $105.00Size Type:PlusREI OUTLET
- IcebreakerMerino 260 Vertex Long-Sleeve Crewe Natural Shades Base Layer Top - Women's$104.73Save 25%compared to  $140.00Underwear Weight:HeavyweightSize Type:RegularREI OUTLET
- IcebreakerMerino 200 ZoneKnit Long-Sleeve Half-Zip Thermal Base Layer Top - Women's$103.73Save 35%compared to  $160.00Underwear Weight:MidweightSize Type:RegularREI OUTLET
- ArtilectDarkhorse 185 Zoned Quarter-Zip Base Layer Top - Women's$116.73Save 31%compared to  $170.00Underwear Weight:MidweightSize Type:RegularREI OUTLET
- CraftCORE Dry Active Comfort Base Layer Top - Women's$39.73Save 38%compared to  $64.95Underwear Weight:MidweightSize Type:RegularREI OUTLET
- Icebreaker125 ZoneKnit Crewe Base Layer Shirt - Women's$84.73Save 26%compared to  $115.00Underwear Weight:LightweightSize Type:RegularREI OUTLET
- ArtilectDarkhorse 185 Zoned Crew Base Layer Top - Men'sTop Rated$95.73Save 40%compared to  $160.00Underwear Weight:MidweightSize Type:RegularREI OUTLET
- Helly HansenLIFA ACTIVE Graphic Crew Base Layer Top - Women's$42.73Save 34%compared to  $65.00Underwear Weight:LightweightSize Type:RegularREI OUTLET
- SpraywayEffra Crew Base Layer Top - Women's$36.73Save 26%compared to  $49.95Underwear Weight:HeavyweightSize Type:RegularREI OUTLET
- Free CountryMicrotech Heat Cocarber Base Layer Top - Women's$34.73Save 30%compared to  $50.00Underwear Weight:LightweightSize Type:RegularREI OUTLET
- Kari TraaMalia Half-Zip Base Layer Top - Women's$59.73Save 25%compared to  $80.00Underwear Weight:MidweightSize Type:PlusREI OUTLET
- Icebreaker200 ZoneKnit Long-Sleeve Crewe Base Layer Thermal Top - Men'sTop Rated$109.73Save 26%compared to  $150.00Underwear Weight:MidweightSize Type:BigREI OUTLET
- Hot ChillysPeach Skins T-Neck Base Layer Top - Kids'$32.73Save 34%compared to  $50.00Underwear Weight:LightweightSize Type:RegularREI OUTLET
- ArtilectFlatiron 185 Crew Base Layer Top - Men's$96.73Save 30%compared to  $140.00Underwear Weight:MidweightSize Type:Regular, BigREI OUTLET
- ArtilectBoulder 125 Crew Long-Sleeve Base Layer Top - Women's$65.73Save 45%compared to  $120.00Underwear Weight:LightweightSize Type:RegularREI OUTLET
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