IELGY Student light and leisure four-piece large-capacity backpack class book bag

Size: Width 33cm* Height 46cm* Thickness 14cmLuggage size: largepattern: plainLining texture: polyesterProcessing methods: soft surfaceWith lock or not: noOuter bag type: inner patch pocketMaterial: NylonWith or without rain cover: noWaterproof degree: water repellentPopular elements: Contrast colorStrap root number: double rootIs there a back cushioning cotton:.Carrying parts: soft handleApplicable gender: unisex / both men and womenApplicable gift-giving occasions: travel commemoration, birthday, school, etc.Function: wear-resistant, reduce burdenHardness: softBag shapes: square vertical sectionWith or without tie rod: NoOpening method: zipperThe internal structure of the bag: document pocket, camera pocketCarrying system: Curved shoulder strapsStyle: Urban Simple: 0Capacity: 20-35LScene: EverydayNote: Manual measurement 1-3cm error