[STAY WHERE YOU PUT THEM. ]Each desk pen holder has self-adhesive back that holds strong to most non-porous surfaces. to find new places for your pencil holders & pen holders, [DESK ACCESSORIES THAT STICK AROUND FOR YEARS! ]Made of , flexible, kid-safe silicone, the pen holders 't crack or get sticky with time. They work as pencil holders, too: the grippy texture firmly holds writing tools of various sizes. [YOUR PEN'S AT HAND, EVERYWHERE. ]Use a pencil holder for desk surfaces, monitors, mirrors, and clipboards. Or a wall pen holder and put it next to your shopping list. Or keep an adhesive pen holder in your car: the ideas are limitless! [PERFECT TEACHER GIFTS. ]Complement your teacher friend's collection of aesthetic desk accessories with a handy pen storage set. A convenient desk pencil holder is also practical for doctors, nurses, and every organization out there.