Good school supply - a good supply for teachers at classroom organizationVersatile - This hook and loop bonding good for all kinds of temporary fastening, easy to use, fast, and efficientExceptional holding power - It's made of high density material to make bonding capacity and durabilityQuality self-adhesive back - High quality adhesion that sticks on any kinds of surfaces,like paint walls, metal, plastic, glass etc. It's residue-free, damage-freeUsed multiple - The hook and loop system allows to fasten,unfasten and re-fasten at your demand by just a and pullcolor:BlackMaterial:polyestersize:3 x 10cmPackage Contents:40 x stripOnly the above package content, other products are not included.Note: Light reflection and different displays may cause the color of the item in the a little different from the real thing. The measurement allowed error is +/- 1-3cm.