The Klimatex RYN men’s functional long-sleeve T-shirt features seamless technology to eliminates skin irritation. Luxurious extra elastic material with a high content of polypropylene to ensure an optimal micro-climate and skin temperature. The polypropylene fibre is lightweight, has excellent thermal and insulation properties, wicks sweat away, keeping the skin dry and free of bad odours, it is colour-fast and prevents the propagation of bacteria. It also wicks moisture away effectively and dries quick. The material is ideal for increased physical stress, helps keep the optimum skin temperature, eliminates fluctuations in temperature between high-effort and rest phases (e.g. active phase of skiing and passive phase on the cable car) and protecting you from the cold.