Product description

This men's black backpack is crafted from soft black nappa leather and tonal nylon, with a red metal D logo on the front. The essential design features contoured padded shoulder straps, a separate zipped compartment at the bottom and room for a laptop.

https://shop.diesel.com/en/backpacks/rave-backpack-black/X09920P2809T8013.html 

DETAILS, MATERIALS & CARE INSTRUCTION
Materials and details
Composition: 70%Ovine Leather 30%Polyester
Top handle and adjustable padded shoulder straps
Zipped bottom pocket
Mesh back
Two-way zip closure
Unisex