Magic Bumpers are firm foam wedges designed to go under all the bedding as a safer and easier alternative to traditional bed rails. The foam has a non-slip surface that stays put when placed directly touching the mattress AND under all bedding including the mattress pad. The bumpers help to transition your child to a standard bed and are great for travel. This listing contains 1 white foam wedge 5 inches wide and 5 inches high and 42 inches long. It is designed to be placed along one side of a bed to make one 42 inch edge barrier. In accordance with US Federal Law, this product has passed testing for ASTM - F2085-12 Portable Bed Rails, complies with CAL 117-2013 and is BPA, PVC, PBDE, Lead and Phthalate free. This product does not contain fire-retardant due to the new specifications of CAL 117-2013. Ships via US POSTAL SERVICE.