We suggest if you want make a correct choice you should choose by size chart in the imagesItem Type:Diaper BagsPattern Type:SolidBrand Name:1Main Material:PolyesterSize:Small(20-30cm)Item Length:25 cmItem Weight:0.7 kgClosure Type:ZipperItem Width:19 cmItem Height:26 cmStyle:BackpackModel Number:FJBCKis_customized:Yes