Castelli Shoe Covers Merino Wool Socks 2 Items Road Bike Total 3-Piece Set The shoe cover size is S/M. It comfortably covers the entire foot and ankle, making winter cycling enjoyable. There are holes and tears at the toe, heel, and arch, but they are not visible from above. Castelli socks are made of merino wool, which is highly breathable and prevents stuffiness, making long cycling trips comfortable. They are almost unused. The fluorescent-colored socks are from ONYONE. There are no cracks in the grip or tears in the socks, and they can still be used.