Baby play gym mat has 5 different modes of play that Lay & Play, Tummy Time Play, Sit & Play, and Kick & Play, Take-Along. Baby activity gym playmat is great for early development, suitable for baby age 0 months and up. With detachable and adjustable design, piano can be fixed at any angle to fit your baby’s kick and play. The removable hanging toys and light-up music key will attract the baby to touch and play, that develop baby's Sight, Hearing, and Touch, Cognitive and Physical Coordination. BPA free and Non-toxic. The large baby dinosaur play mat is made of quality ABS,PP,TPR materials, and requires 3 x AA batteries (Included). The multi-textured rattle & teething toys are made of teether materials which are safe for baby to chew and play. Size: 34.6*29.9*21.2 inch. The arch bridge and keyboard are removed easily, smooth surface is edgeless, the floor mat can easily be folded up and easy to carry, so that can clean it easily. You can play with your baby in indoor or outdoor with no crying, no tears, only smiles and laughter. Baby activity center have 4 music playing modes and 4 stages of play that encourage child’s learning and growth that newborn, infant, toddler, boys and girls.