Key Smart up to2-8 flat standard-sized house keys (max of 80mm long and 2mm thick each).Easy to assemble,no tools required,holds all of your existing keys - attach your larger car keys or fob remotes with the included Loop Piece attachment.Say goodbye to bulky keyrings,annoying thigh pokes,and key jingle for good - organize that mess and free up your pockets with a KeySmart Key Organizer!