Layer up and get outdoors. This adidas Terrex half-zip hiking fleece is an all-purpose mid layer. The versatile fleece offers warmth and easy layering in colder weather. CLIMAWARM traps heat and releases sweat for a warm, dry and focused performance. CLIMAWARM has insulating materials that trap warmth for optimal body temperature. Stay dry inside with sweat-wicking fibers that keep skin dry and comfy. Dial up warmth retention with first layer comfort to boost heat.