The short-sleeved technical shirt from OTSO combines the best design and technologies to create a super lightweight, versatile, and comfortable garment, with a unique style. Challenge the Heat. Ultra-breathable fabric that maximizes ventilation and keeps the body always dry. Designed to keep your performance from declining even on the most humid and hot days. Move freely. Super lightweight and flexible fabric, with vertical and horizontal elasticity. Offers the greatest freedom of movement so you can move faster and more agilely. No chafing. Made with the softest fabric. Provides a pleasant contact with the skin and prevents chafing on nipples or armpits. You´ll forget you´re wearing it even after long hours of use. Design does matter. Thousands of unique designs to stand out. Dare with your favorites and combine them with OTSO! SPECIFICATIONS Super comfortable, ultra lightweight and breathable Made in the European Union Material: 93% Polyester, 7% Elastane Wash at max 40º Do not iron Do not use bleach Do not use dryer (Dries very quickly).