The youngling in the family is going to love decorating his own room with these durable, harmless adhesive peel and stick wall decals of various construction equipment and signs. Should he change his mind, as young kids do, he can easily remove them and reposition at will without worry for damaging wallpaper, paint or furniture. The special adhesive stays on these construction wall decals and can be reused for years, each time as good as new. These Room Mates Peel And Stick Under Construction Decals will work on just about any surface, but take care with wallpaper or some delicate surfaces. If in doubt, test in an inconspicuous place prior to applying all the stickers. Also, wait 10 to 15 days after painting before using stickers. Though the paint feels dry, it needs adequate time to ""cure."" As with any adhesive product, these will work much better on clean surfaces free of dust and the like. Specifically, these peel and stick wall decals will work well on surfaces including but not limited to walls, mirrors, your fridge, laptop covers, tile, glass, lockers, furniture, and automotive surfaces. RoomMates Under Construction Peel and Stick Wall Decals: * 24 colorful, removable construction wall decals * 4 sheets measuring 10W x 18H inches * Remove from wall and reposition with ease * Leaves no mark or residue on surface * Will not work on cinder blocks or textured surfaces * Realistic, detailed designs