Kids full mesh chair 1) PP + fiber back frame 2) ABS armrest surface PA6 fiber material armrest with up-down function 3) Q235 steel,Rust proof, stable and durable 4) Gravity brake silent Pu chair wheel with switch control 5)Special full mesh(toughness and tensile strength, wear resistance) 6)Seat cushion & backrest can be 7)High strength PA + 30 fiber base with switch control