Safe and Sturdy: These fasteners have a large head and reverse-circled barb that hold them firmly in place without wall studs. The in-mold black finish blends easily with most shutter styles. Easy Installation: These push-button vinyl shutter pins make mounting quick and easy. Just pre-drill the holes, line up the shutters, and tap the fastener pegs in with a hammer. vinyl shutter fasteners, 3 inches long. Compatible with all types of vinyl shutters and can be used on wood, vinyl, aluminum, stucco, brick, and masonry. Good Material: Made from high-quality vinyl designed for outdoor construction, these shutters fasteners for outside resist UV rays, , cracking, and fading, ensuring durability for decades. Application Guide: These plastic shutter screws fit most standard shutter installations. For best results, use 8 fasteners per pair for shutters under 55 inches tall, and 12 fasteners per pair for shutters over 55 inches., Weight: 0.16424438519 pounds, Manufacturer: Wesafrae