<!--ProdInc[180024536]/Mall:[reioutlet_US]-->Breathable, 4-way stretch Heatwave material controls moisture and has integrated spandex for improved stretch, shape and comfort Dual-stage Heatwave technology reflects 20% of escaping heat back to you while amplifying heat generated from the fabric moving against your skin for a 4\u20135\u00B0 increase in warmth Ergonomically placed Max Wick\u2122 fabric increases breathability Engineered Body-Map Heatwave technology delivers more warmth and rapid wicking Polygiene\u00AE high-performance antimicrobial mesh ventilation at perspiration zones helps with microbiome balance and odor control Smooth contrast waistband provides a stay-put fit Gusseted undercarriage increases mobility Constructed with antichafing flatlock seams Includes reflective hits Inseam on size S is 28.5 in.; size M is 28.625 in.; size L is 28.75 in.; size XL is 28.75 in.; size XXL is 28.75 in.