- Material: top layer cowhide with waterproof oil wax canvas
- Size: length 32* width 15* height 45
- 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

