The Men's Hot Chillys Clima-Tek Bottom combines comfort and performance in this casual, midweight base layer. Perfect for any outdoor activity, or even wearing comfortably at home, these relaxed fitting pants lie gently on the skin without binding to provide casual comfort. Constructed with Clima-Tek fabric, this bottom layer delivers superior moisture management to keep you warm and dry while four-way stretch fabric allows for unmatched freedom of movement. Designed with midweight warmth and an active fit, The Clima-Tek pants are an optimal choice for summer camping in the mountains and winter wear anywhere. Clima-Tek Fabric (86% Polyester, 14% Spandex) - New Clima-Tek fabric features a buttery soft, cottony feel, with all of the high-flexibility, moisture management, and casual comfort to keep you warm and dry. Designed for high-performance sports and any other outdoor activities., Four-Way Stretch - Four way stretch fabric for unlimited movement to match your active lifestyle., Relaxed Fit - Designed with a looser fit that lies gently on the skin without binding. Relaxed fit for casual or performance wear., Hot Chillys Signature Elastic Waist Band - Comfortable waistband allows for pants to securely sit around your waist., Antimicrobial - Activated carbon enhances thermal regulation and adds odor blocking properties., Moisture Wicking - Moisture Transfer Fibers move moisture away from skin to keep you dry., UPF Protection - UPF 30 sun protection for high UV index days., Warmth Factor: 7/10 - Midweight base layer in an active fit stretch fabric for warmth in cold conditions. Perfect for summer camping in the mountains and winter wear anywhere., Fit: Loose, Warranty: One Year, Wind Protection: No, Material: Synthetic, Weight: Mid, Type: Bottom, Wicking Properties: Yes, Water Resistant: No, Recommended Use: Snow, Antimicrobial: Yes, Anti Odor: Yes, Quick Drying: Yes, Model Year: 2022, Product ID: 915986, Model Number: HC5603 101 S, GTIN: 0614996006573