This 2 in 1 piano fitness rack combines toy piano and gym rack in one. It can effectively help build baby's cognitive, sense organ, and visual abilities. Features: 2 in 1: it combines toy piano and gym rack in one, and with detachable crawling mat. Suitable for babies aged 0-18 months. Thick Crawling Mat: padded play mat with waterproof back, soft and breathable, can be removed to use alone, perfect for baby to crawl on. Play Piano Gym: babies can do stretching exercises by kicking the piano keys to help flexibility and motor skills. Sounds of music help develop your baby's sense of hearing abilities. Rattle Toys: bright colours Portable: the play mat can be folded up and the rack can be disassembled into parts, easy to carry around to use anywhere.