(If you don't need it, you can release / remove these three buckles, it is a simple schoolbag). 30L Hiking Camping. 20L 30L Hiking. 30L 40L 45L Military. 30L 40L Military. 12L 20L 30L 40L. 30L 60L 80L 100L.
eBay
Jungle King outdoor camping backpack Both men and women 55 l large capacity backpack hiking backpack Waterproof sports backpack
Aliexpress UK
Capacity: 100L. Use: Perfect for outdoor use，mountain climbing, camping, leisure, travel，outdoor cycling，outing, hiking, riding, etc. 【Waterproof】The rip-stop nylon material can prevent the water from sipping into the bag.
eBay
50L Hiking Backpack Men Women, Large Backpack Packs, Waterproof Camping Backpacks Bag, Camping Essentials for Trekking Travel
Aliexpress UK
Strong Carry & Hanging Handle on Top of Bag.
eBay
Large Capacity Climbing Backpack Camouflage Tactical Bag Outdoor Sport Hiking Travel Camping Bag Trip Camping Backpack X450A
Aliexpress UK
Capacity: 80L. Suitable for traveling, camping, climbing, cycling, walking, crossing, field, and so on. For: Camping,Climbing,Cycling,Hiking,Traveling. Material: Waterproof Nylon. The breathable back makes you feel comfortable during outdoor activities.
eBay
Light 40L Waterproof Hiking Camping Backpack Trekking Bag Rucksack Large Capacity Travel Outdoor Sports Bags Camping Equipment
Aliexpress UK
Color: Black, Army Green, ACU Camouflage, CP Camouflage, Desert Camouflage, Tan, Tan Camouflage, Woodland Camouflage, Woodland Digital. Material: Nylon + Polyester Fiber. Features: Durable, Large capacity, lightweight, Waterproof.
eBay
90L Waterproof Hiking Camping Backpack Trekking Bag Rucksack Large Capacity Travel Outdoor Sports Bags Camping Equipment Men
Aliexpress UK
eBay
90L Waterproof Hiking Camping Backpack Trekking Bag Rucksack Large Capacity Travel Outdoor Sports Bags Camping Equipment Men
Aliexpress UK
Capacity: 80L. 30L 60L 80L 100L. It is perfect for daily use like going to hiking camping, running,cycling,mountain climbing,travelling and many other outdoor sports ect. 100L Hiking Camping. Capacity: 100L.
eBay
30L Cooler Backpack Leakproof Insulated Lunch Bag Camping Backpack for Outdoor Camping Hiking Picnics Beach
Aliexpress UK
A convenient carrying handle at the top adds to its ease of use. Upholstery: EVA foam. Padded back panel for enhanced comfort. Material: Polyester. All pockets feature two-way zippers for easy access.
eBay
GOLDEN CAMEL 36L Outdoor Hiking Backpack Mountaineering Bag for Men Women Sports Trekking Backpack Light Travel Camping Rucksack
Aliexpress UK