Material: top layer cowhide with waterproof oil wax canvas
Size: length 32cm* width 15cm* height 45cm
Thick cotton breathable shoulder strap
Breathable canvas carrying system
Package internal structure: ID bag, mobile phone bag, zipper pocket, computer pocket
Opening method: zipper buckle
Function: waterproof, breathable, wear-resistant, lightening, shockproof
Package includes: 1 x backpack