【Durable Material】 The Surface Material is OXFORD CLOTH, Anti-scratch, Waterproof, Fine stitching, SBS smooth zippers. POLYESTER inside, quality of a material soft, anti-wrinkle, easy to clean.<br/> 【Perfect Size】: 16 * 13 * 5 Inch , Adequate CAPACITY for childrens daily and school supplies, and the MULTI-POCKET design gives your baby girl a habit of categorizing.<br/> 【Spine Protection】“S”-shaped strap design, scientific weight-loss design. Breathable air cushioned back, Comfortable for the shoulders and back. Adjustable padded shoulder straps. Recommended age: Girls 5 - 10 years old. Kindergarten, Preschool, 1st 2nd 3rd grade of elementary.<br/> 【Shinning Sequin】 Whether in the sun or under the light, the sequins will sparkle to attract other people's attention, with the Atmospheric and delicate unicorn pattern， it's deeply loved by little girls. And the integrity is very good, very difficult to fall off.<br/> 【Helpful Features】 Reflective tape is available on both shoulder straps and side storage bags, It's easier to spot at night or in fog. Non-slip chest buckle shares the pressure on the back and shoulders.