BasePro 1/4 Size:Small Moisture Control: Pulls sweat away

Moisture Control: Pulls sweat away from your skin to keep you dry and comfortable

Arms: Patented USA-made 250 AERIS™ Insulation for mobility and comfort

Brushed polyester/spandex performance knit

100% Polyester with DWR (Durable Water Repellent) Finish for water resistance

or puffy mid-layers

BasePro 1/4 Size:Small Moisture Control: Pulls sweat awayThe BasePro 1 4 Zip brings precision temperature control to your cold weather layering system. Engineered with AERIS 250 insulated, 4 way stretch fabric, this piece regulates core warmth while allowing full freedom of movement. The 1 4 zip adds easy venting for high output activities or changing conditions. Moisture wicking and antimicrobial, it keeps you dry, warm, and fresh even in tough environments. Replaces 24 traditional layers Ditch the bulk