X-Bionic Energizer 4.0 Shirt Round Neck Long Sleeves Women Baselayer Functional Sport T-Shirt - Opal Black/Arctic White, M

With its moderate compression, the round neck t-shirt for Men fulfils all the wishes of demanding winter sports enthusiasts who want outstanding wearing comfort and optimizing thermoregulation
The functional underwear Is manufactured on precision machines using the pioneering Retina process. The result is an ultra-dense knitted fabric that integrates 13 highly effective technologies
The legendary patented 3D Bionic Sphere System with thermosiphon technology is more powerful than ever: cool when you sweat, and warm when you are cold
The air complex-zone on the upper abdomen and the Air-conditioning Channel with surrounding air Guides support temperature-controlled ventilation under a second layer of Clothing
100% research, development, design and communication done in Switzerland, made in Italy. More than 600 awards and test Wins, over 800 patent registrations worldwide for the brand with the "X"