X-Bionic Junior Underwear invent Top

Thermoregulating underwear SHIRT LONG SLEEVES INVENT  of the brand X-BIONIC will accompany young sportsmen and women on all their outings. Protecting areas sensitive to the cold, this t-shirt provides warmth and insulation in all circumstances. Equipped with the MACROSPHERE® system, this t-shirt cools you down without chilling you and warms you up when you are cold, on the slopes or on the chairlift. This technical garment thermoregulates the body temperature to guarantee optimal comfort for extreme winter conditions.