ITEM NAME:Balata Screw Repair Remover Tool Watch Back Cover Opener Sticky Friction Ball 1.100% Brand New.It's smart design allows it to fit and evenly grip the surface, giving it more strength yet never scratching your watch. Easy to use; simply squeeze, press, then turn. This is a tool, not a toy ball (maybe you can make it as a tool and a toy), only use to open the Screwthread watch back case.