The A3 Baby & Kids adjustable bed rail Trombone has been specifically designed to ease your worry and to ensure your child’s safety while sleeping. This bed rail is adjustable in width from 77–125 cm and it has a height of 35 cm (measured from the bottom of the mattress), so it fits on any bed. In order to reinforce the whole frame, the white metal gate has 3 extra parallel bars and it is always upright to prevent your child from falling out of the bed.