Description Besides the advantages of active heat or cold exchange the The sweater has the following characteristics: double layer as padding for the elbows, as well as the upper arms Double-layer fabric in the armpit zones as chill area thin stretch in the crooks of the arms 2-way-zipper stretchy material in the side parts for an optimum fit very comfortably and many-sided applicable tight fit no annoying material bulges flat seams, thereby no pressure points quickly drying light and breathable Fabric: Layer 1: 87% Polyester (PES) / 13% Cotton (CO) Layer 2: Silicon PCM Capsules
