Good school supply - a good supply for teachers at classroom organization Versatile - This hook and loop bonding good for all kinds of temporary fastening, easy to use, fast, and efficient Exceptional holding power - It's made of high density material to make sure its bonding capacity and durability Quality self-adhesive back - High quality adhesion that sticks on any kinds of smooth surfaces,like paint walls, metal, plastic, glass etc. It's residue-free, damage-free Used multiple times - The hook and loop system allows to fasten,unfasten and re-fasten at your demand by just a push and pull color:Black Material:polyester size:3 x 10cm Package Contents: 40 x strip Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.