Pure color donuts with school bag

Extra large (length 29*width 15*height 42cm, can accommodate 15.6-inch laptops and A4 size magazines/documents, etc.)
Standard (Length 26*Width 15*Height 38cm, can hold 14-inch laptop and A4 size documents, small accessories, etc.)
Name: Fashion leisure backpack
Fabric: Nylon waterproof fabric
Lining: Polyester
Function: one shoulder and two shoulders

Please make sure to use this unit to get the correct size 1cm = 0.39 inch