evo.com | BlackStrap Long Underwear Bottoms > The BlackStrap Summit Pants offer dual-layer insulation on critical points for the widest range of applications. Whether you're chilling on a lift or working hard on the skin track, the Summit Pants have got you covered. Regular Fit EXTEN Fabric Technology EXTEN is a highly versatile brushed 4-way stretch, breathable performance fabric which boasts extensive quick-dry features. It has thermal-regulation to ensure your temperature is regulated while being active with a soft-touch next-to-skin feel. Full Leg Vented Crotch Soft Touch Waistband | BlackStrap Summit Pants Men's 2026 - 2X-Large Blue