Mantus Backpack features:
100% Waterproof Main Compartment
50 Liters of Storage
Material: 840D polyester Impregnated with polyurethane
1 Way Purge Valve for inflation
Large drain hole for drying wet gear
Perfect Size Carry-On Bag (is perfect for storing dive gear)
Bungee straps
Padded back support
Roll-up closure
Ergonomic padded shoulder straps
Chest straps
Durable rubber top handle