Target Age (approximate): 2 to 5 years oldSize (approximate): bottom 11.0 x width 28.0 x height 32.0 cmCapacity (approximate): 8LWeight(approximate): 320g- The air mesh processing on the back provides cushioning and breathability, making the back less stuffy.- A movable chest belt designed to prevent children from slipping off even if they carry it on their backs.- Reflectors are attached to the belt and upper pocket to ensure the safety of children.- The material is polyester, which is durable, light, and resistant to water.- You can write directly on the inside (middle) side of the backpack with a name tag.- There are two pockets on the top and bottom of the outside.- Open pockets on both sides allow storage of small items.- Since it is a double zipper type, it can be opened wide and easy to put in and take out.