Capilene® Thermal Weight Zip-Neck Color:Endless Blue (ENLB) while simultaneously making them 30%

while simultaneously making them 30% lighter

Straps are 68% recycled polyester

while still offering the comfort you've come to know from BIRKENSTOCK

The crepe outsole is great for indoor or outdoor wear

3-oz 100% recycled polyester brushed tricot

Capilene® Thermal Weight Zip-Neck Color:Endless Blue (ENLB) while simultaneously making them 30%A breathable, lofted baselayer to keep you warm in cold conditions. Polartec Power Grid fabric with HeiQ Fresh durable odor control. Fair Trade Certified sewn. Warm, Comfortable Fabric Polartec Power Grid fabric with HeiQ Fresh durable odor control has a smooth face for easy layering; fabrics open grid pattern next to skin provides superior warmth, breathability and moisture wicking performance Self Fabric Zip Neck Self fabric backing on collar with