VELCRO Brand Sticky Back fasteners are ideal for smooth surfaces and can be used indoors. Each pack includes 4 sets of 3.5-inch strips. Sold as 12 packs for a total of 48 sets of fastener strips. Adhesive-backed tape adheres to almost any smooth surface. Details:Black3/4" x 3.5"4 sets of strips per package12 packs per bundle totaling 48 setsUse on walls, glass, tile, plastic or metalWorks with other fasteners or adheres to itselfPeel and stick