Epoxy powder coated paint, 0-80° back-rest lifting angle, 0-40° Knee-rest lifting angle, integrated stamping frame and mattress base steel made with epoxy, powder coated and baked finish, resistant to chipping and scratching, mattress local, bed head / foot board made PP plastic, aluminum alloy side rails 1 pair, 1-pcs luxurious mattress, 4-pcs luxurious castor, 80″ x 36″ x 22″ dimension.