Gray Double Zipper Faux Leather Backpack Material: 95% PU + 5% Alloy Details: Zipper Pattern: Patchwork Style: Casual Occasion: Daily Size Chart (INCHES) Sizes Length Height Width ONE SIZE 7.9~8.7 11.8~12.6 3.9~4.7 Size Chart (CM) Sizes Length Height Width ONE SIZE 20~22 30~32 10~12 Note: 1. There maybe 1-2 cm deviation in different sizes, locations and stretch of fabrics. Size chart is for reference only, there may be a little difference with what you get. 2. There are 3 kinds of elasticity: High Elasticity (two-sided stretched), Medium Elasticity (one-sided stretched) and Nonelastic (can not stretched). 3. Color may be lighter or darker due to the different PC display. 4. Wash it by hand in 30-degree water, hang to dry in shade, prohibit bleaching. 5. There maybe a slightly difference on detail and pattern. 6. If the size charts do not appear as a proper table or looks misaligned, it may be due to limitations in mobile or app display. For best viewing, please switch to the full website version or view on a computer.