Custom OEM 18 Inch Waterproof Nylon Big Wheels School 

Built with large, wear-resistant wheels and water-resistant nylon, this 18-inch school trolley bag is perfect for OEM/wholesale distribution. The spacious interior easily holds textbooks, clothing, or sports gear, making it suitable for both school and weekend use.

Material: Waterproof nylon with reinforced base
Size: 18 inch (approx. 46cm x 33cm x 20cm)
Features: Big wheels for stair climbing, extendable pull rod, customizable OEM printing
Suitable for: Kids aged 8–13, wholesale markets, customized branding