Seamless Biotex underhelmet, light and soft, realized in thermal and breathable fabric.
Really warm, it offers a great protection against cold and it is really breathable thanks to the differents weaves of the fabric.
Each Biotex line features unique elements that distinguish it for warmth, fit, compression and design, but all of them are intended to improve body performance during aerobic exercise.
BTX fiber yarn Polypropylene to contact with skin. Lycra and Nylon outside provide elasticity and design.