[. . . ] Read these instructions carefully before using the door bouncer, and retain them. [. . . ] The door bouncer is suitable for a child not weighing more than 12 kg that can support its own head. Do make sure that the door lintel is stable and wide enough to bear the weight of a bouncing child. Always make sure that the door bouncer is securely suspended from the door lintel. Make sure that the adjustable strap is always adjusted perfectly to your child's needs. The door bouncer is set at the right height if your child can touch the floor with its feet. Never adjust the height when your child is sitting in the door bouncer. Open the lock (B) by turning to the left to release the two fixing brackets (A). secure the fixing bracket (A) to the top of the door lintel and set the requisite height using the adjustable strap (C). [. . . ] To look after the fabric properly, clean it by just wiping down evenly with a damp cloth. [. . . ]