Create a comfortable and supportive Junior bed for your child up to 10 years old, with the Junior bed extension kit and SnuzSurface mattress extension piece. The mattress extension piece slots easily onto the mattress base next to your existing SnüzKot mattress, once converted to a junior bed. The SnuzSurface mattress extension piece arrives already set up in support 3, ideal for your growing child. Suitable for SnüzKot when converted to a Junior bed, using the Junior bed extension kit. Slots easily onto Junior bed mattress base next to your SnüzKot mattress. Washable cover. Arrives ready set up in support 3 (child) specifications. Fits SnüzKot with Junior bed extension. Size: 68 x 41 x 11cm. Washable cover (40 degrees). Conforms to BS EN 16890:2017.