The original Jolly Jumper baby exerciser has provided babies with bouncing, giggling exercise since 1948. This exerciser hangs conveniently in doorways and allows complete freedom of movement for baby while developing strength, balance and coordination skills. The scientifically designed saddle provides superior back support and promotes easy, natural breathing. Designed for babies from approximately months of age (when baby can hold head up with full neck support) to just before walking age. Maximum weight of 28 lbs or 13 kg