The cap hanger clips are strong enough to hold a variety of caps and hats, but the hanger clips are also shaped and designed, to not leave marks on the caps. Collectors of designer baseball or basketball or ball caps, need not worry about any unsightly marks on the caps. The closet cap holder is made from quality neoprene material and stainless steel clips. This cap organiser is functional and durable. The velcro hook and loop design, allows the cap hanger to simply wrap around any coat hanger and turn it into a great hat storage solution, to hang in your wardrobe.