Conquer the summits of ambitious performance sports with the X-BIONIC® ENERGY ACCUMULATOR 4.0 SHIRT TURTLE NECK LONG SLEEVE MEN. The new 4.0 generation is the first to offer Retina® ultra-high-definition quality for unique functional precision.
The legendary patented 3D Bionic Sphere® system with ThermoSyphon® technology is more powerful than ever and works on the chest and back: complex 3D structures and Y-shaped elements maximize air exchange, cooling when you sweat and warming when you're cold.
Functional zones such as the Air-Conditionig Channel® and the AirComPlex zone in the upper abdomen as well as ISO shoulder and Sweat Traps® under the arm are also part of the performance-enhancing thermoregulating technologies. Expansion Ribs® on the elbows ensure optimum climate comfort while offering full freedom of movement.
| Color | Opal Black / Arctic White |
| Gender | Men's |
| Size | XL SIZE |
| Item no. | EA-WT18W22M-B002XL |