Discover JKT can be stored in the internal chest pocket and easily carried in the backpack for unexpected weather changes

• Large main pocket with J-Zip access

for an elegant design with a minimal style

Our cashmere comes from sustainably managed goat herds

It’s no secret… summer weather can get sweaty

uyn evolutyon biotech shirt ls m Brand_CASTELLI Discover JKT can be storedEVOLUTYON BIOTECH is the underwear shirt that marks a new era in functional apparel. Made using innovative biomaterials, without fossil fuel based synthetics, enhanced through UYN's patented technologies, this shirt provides an extraordinary natural feel on the skin and the ideal support for your activities in medium to low temperatures. Thanks to the hollow structure of the kapok fibre, the lightest natural fibre in the world, EVOLUTYON BIOTECH