Batman Spiderman Sonic Lighting Mcqueen Boys Cartoon Large Capacity Backpack Students 3D Spine Protection Breathable Shoulder Bag Welcome to our shop Load Reduction and Spine Protection: Hollow spine protection groove, the back width reduces the contact surface with the spine, forming a hollow protection for the spine. Reduce the direct impact and compression of external force on the spine when walking. Water-Repellent Fabric: Impervious to rain. High-quality water-repellent fabric, stain-resistant and splash-resistant, durable. Anti-Mold and Anti-Bacterial Lining: Effectively inhibit Staphylococcus aureus and Escherichia coli, and effectively prevent the mildew of Aspergillus niger, Penicillium fungus and Trichoderma viride. Size: 32 x 14 x 43cm Package Included: 1 x Backpack Note: 1. Due to the different monitor and lighting effect, the actual color of the item may be slightly different from the color shown on the pictures. 2. Please allow 1-3cm error due to manual measurement. (1 inch = 2.54 cm) Thanks for your support :)