Fill the house with fun and laughter with this door bouncer it will give endless fun and create a world of excitement for your child features an inflatable surround to prevent knocks and scrapes and also incorporates rattles inside that make sounds when your baby moves so activating their reflexes air jumper is height adjustable and has also a double safety lock recommended from when baby can hold their head upright approx 4 months and until they start to walk or 12kgclamps onto your do