These cuffs feature the same comfortable 5mil. Soft fabric lined neoprene padding with the added feature of a durable locking system! Also features eyelet lined holes for added security. The set comes with two 3 inch wide buckle- adjust cuffs, one 3 1/2 inch double snap lock, two 2 3/8 inch spring snaps for attaching elsewhere. Locks & keys included. Fit’s 6-11 inch ankle.