ODLO. base layer, synthetic jersey, breathable, moisture wicking, stretchy fabric, plain colour with print, brand logo, half-zip neckline, long sleeves, raglan sleeves, this item has been made with oeko-tex® fibres and has been tested against harmful chemicals, machine wash, do not bleach, do not tumble dry, optimal performance and comfort for sports and more. 89% Polyester, 11% Elastane.