Velcro Extreme Fasteners, 1 inch x 4 inch, Black, 10 sets Great for porous surfaces such as concrete and brick. Superior holding power meets requirements of demanding indoor and outdoor applications. No need for drilling, nails, screws or epoxy. UV resistant. Hook and Loop Fastener Type: Cut Strip; Tape Pad Size: 1" x 4"; Color(s): Black. No need for drilling, nails, screws or epoxy.Velcro