Organic Cotton Ribbed T-Shirt. Who said tee’s are exclusively for summer time? Well, they can carry over alright and that fashion piece designed to look all year round. Now check out this 100% organic cotton T-shirt from Clotsy Brand. This fine sustainable fashion piece is perfect for 12 months of the year. It comes in a green rib design and is contrasted using 100% organic cotton. This button-down top is perfect for pairing with your favourite jeans or shorts during warm summer months.