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*New* Spring hours: M-F 11-6, SAT 10-6. (Closed Sunday). Check out our 2022 stock of Breezer, Marin, Fuji and SE for commuters, gravel crunchers, BMX and recreational riders. If you are new to us, please know that we extend repair priority to folks who set up appointments. To schedule a repair appointment, click thru to our online appointment system below. COVID-19 is still a risk. We ask that clients be masked and vaccinated when they enter our store. We commit to returning that favor. Questions? E-mail us at or text/call us at 510-328-1158.

DeFeet UnDLite Tank

DeFeet UnDLite Tank
$52.95 - $58.95
Please select options


The UnDLite is stretchy and thin, engineered for wearing as the first against-the-skin base layer. Made in the USA from soft, warm, and moisture-wicking fast-drying recycled fiber. Suitable for temperatures from 50F to 100F. Machine wash cool, tumble dry low.

56% Recycled Polyester, 25% Recycled Nylon, 10% Spandex, 9% Flat Poly

Small 34 - 37 in 86 - 94 cm
Medium 37 - 40 in 94 - 102 cm
Large 40 - 43 in 102 - 109 cm
X-Large 43 - 46 in 109 - 117cm

**Measure around the fullest part of the chest, under the arms, and including shoulder blades.**


Part Numbers

Option UPC MPN
Black / Small 682864807850 UNDLTKB101
Black / Medium 682864807867 UNDLTKB201