Olive green COTBOUND Scorpion 65 backpack, comfortable to use with adjustable straps and cushioned back padding. No stickiness inside. The back padding is also firm, and it's a very sturdy construction. I think it's a brand that most people don't have. Capacity: 65 liters Height: 65cm Width: 50cm Depth: 18cm - Brand: COTBOUND - Model name: Scorpion 65 - Color: Olive green - Features: Adjustable straps - Back padding: Cushioned