The blank jack insert can be snaped easily into compatible patch panels and wallplatesSturdy snap-in construction of blank keystones provides a secure connection to prevent access or tampering into your wall platesProvides a neat, clean & looking installation in the home or officeRe-usable jack inserts can be easily disconnected and relocated when upgrading or redecoratingCost-effective 30-Pack provides spare inserts for a last minute cabling projectType: Blank Jack Insertscolor:WhiteMaterial:ABS plasticPackage Contents:30 x Blank Jack InsertsOnly the above package content, other products are not included.Note: Light 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.