1High quality plastic and cloth material, soft and light weight, easily fold it up when not use it, save space. 2It has 8 note keys, 8 animal sound keys, like duck, sheep, bird, cat, etc. 3The volume can adjustable by touch the 4Music will play when the baby touch certain places, can stimulate the baby's hearing ability. 5Help your baby learn different colors and animals, promote baby's cognitive ability as well as memory.