COS Stores PortugalSwitch out your sweaters for this easy-going polo shirt when summer rolls around. It’s made from absorbent organic-cotton terry that’s soft to the touch and fastens with a single button – wear it open to create a relaxed camp collar. The versatile dark-blue shade will go with pretty much anything, not least the matching shorts. – Pointed collar- Short sleeves, side vents- Organic cotton is grown from non-genetically modified seeds without chemical fertilizers or pesticides 100% Organic cotton / Machine wash cold Back length of size M is 28.22″ / Model wears a size M