The stretchy, waterproof and perfectly adjustable overbag for your military rucksack!

• Material: 100% Polyester covered with Polyurethane
• Dimensions 80 liters: 60 x 80 cm
• Dimensions 130 liters: 60 x 95 cm
• Volume Size 2: up to 80 liters
• Volume Size 3: up to 130 liters

Your military backpack isn't waterproof? Buy this expandable BW backpack from Mil-Tec! This backpack is made of polyester with polyurethane to protect backpacks and bags from the rain. It's totally waterproof and protects your gear from moisture.

This military backpack from Mil-Tec protects your gear from the rain, but not only! Thanks to its elastic band and drawstring, this military backpack offers extra protection against dust, sand and other natural hazards.

It comes in two volume sizes and fits all existing bags. If your military bag has a capacity of 0 to 80 liters, opt for the size 2 backpack. If it has a volume of 80 to 130 liters, size 3 is for you!