The COS menswear team are experts in creating perfected wardrobe staples. This long-sleeved polo shirt is knitted from 100% RWS-certified merino wool that has a soft hand feel and is designed with neat seashell buttons and ribbed trims that hold their shape. You'll reach for it season after season. Slim fitButton closureCertified according to the Responsible Wool Standard, to protect the welfare of the sheep and their environment 100% RWS merino wool / Machine wash cold Back length of size M is 66cm / Model wears a size M