Smartwool SW002823 Men's Intraknit Thermal Merino Max Base Layer Quarter Zip Compression PolyNylon blend used as an

PolyNylon blend used as an outer layer for lightweight and breathable liner durability

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The quilted nylon lining is insulated through the legs making them ideal women's snow bibs or even women's ski bibs

61% Merino Wool / 28% Nylon / 10% Silk / 1% Spandex

Upper: Waterproof suede with vulcanized rubber protective shell and rand

Smartwool SW002823 Men's Intraknit Thermal Merino Max Base Layer Quarter Zip Compression PolyNylon blend used as anSW002823 Smartwool Men's Intraknit Thermal Merino Max Base Layer Quarter Zip Meet the Men's Intraknit Thermal Max Merino Base Layer 1 4 Zip. This bulk free, 100% Merino Wool thermal layer brings a new dimension to active winter wear. With seamlessly integrated insulation and ventilation, perfectly articulated flex zones, and Merino comfort, it'll be the first thing you grab when you need a warmer layer for your high intensity, cold weather adventures.