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New kindergarten schoolbag, a double-shoulder backpack with a 3D hard shell, is specially designed for children. It features high-quality metal zipper heads, which are sturdy and durable, with smooth closure. The bag is made of high-grade waterproof fabric, and the back is designed with breathable mesh for comfort. The shoulder straps are secured with encrypted kumquat stitching, ensuring the bag's sturdiness and durability.New kindergarten schoolbag, a double-shoulder backpack with a 3D hard shell, is specially designed for children. It features high-quality metal zipper heads, which are sturdy and durable, with smooth closure. The bag is made of high-grade waterproof fabric, and the back is designed with breathable mesh for comfort. The shoulder straps are secured with encrypted kumquat stitching, ensuring the bag's sturdiness and durability.New kindergarten schoolbag, a double-shoulder backpack with a 3D hard shell, is specially designed for children. It features high-quality metal zipper heads, which are sturdy and durable, with smooth closure. The bag is made of high-grade waterproof fabric, and the back is designed with breathable mesh for comfort. The shoulder straps are secured with encrypted kumquat stitching, ensuring the bag's sturdiness and durability.New kindergarten schoolbag, a double-shoulder backpack with a 3D hard shell, is specially designed for children. It features high-quality metal zipper heads, which are sturdy and durable, with smooth closure. The bag is made of high-grade waterproof fabric, and the back is designed with breathable mesh for comfort. The shoulder straps are secured with encrypted kumquat stitching, ensuring the bag's sturdiness and durability.