?Glow-in-the-dark Backpack? Unique design for glowing at night about 4-6 hours after absorbing light in the day for 10-20 minutes. Great gift to someone who loves animes | ?Waterproof Schoolbag?Girls backpack is made of high quality polyester water-repellent fabric with SBS zipper. With sturdy stitching and firm straps, without loose threads or sloppy seams. Great choice for teen girls, college student BACK TO SCHOOL | ?Comfortable and Lightweight?Ergonomic kids backpacks for boys with adjustable straps can effectively ease the pressure on the shoulder, make you comfortable carrying, the cushion with high permeability material, have never cover sweat when you carry it a long time also will not be tired | ?Stylish Design and Large Storage?Boys backpacks for elementary school equipped with pockets for water bottles, umbrella and other school supplies, and a storage compartment for computer up to 15.6 inches. Size: 17.7" x 11.8" x 5.5" | ?Worry-Free Services?Please allow the color difference due to the lighting and environment. And also please allow less than 1inch error by manual measurement. We hope that our product can give you a satisfied experience. If you are not satisfied with the purchase, we can provide a return or refund