Main material: nylon+PVC+Polyester Process: Jacquard Backpack type: soft back Function: waterproof Inside: mobile phone pocket Handle/strap type: soft handle Item Type: Backpack Closure type: zipper Carrying system: curved shoulder strap Lining: Polyester style: Casual Suitable For The Crowd: Women, Girls, Young Girls, Boys, Teens, Student, Y2k, Millennium Suitable Occasions: back to School, Middle School, High School, College, Family, Travel, Camping, Photography, etc. Perfect Gifts: Birthday Gift, Valentine's Day Gift, Christmas Gift, Graduation Gift. For son, daughter, grandson, granddaughter, niece, nephew, etc.