ORTLIEB F5309 Back-Roller Classic Waterproof Gym Bag - Unisex Adult Sports Duffel Bag for Cycling, Travel & Workout (Petrol Black, One Size) - Perfect for Commuting, Gym & Outdoor Adventures

The sturdy polyester fabric makes it a long-lasting travel companion. Equipped with hermetic roll closures, it ensures that food and equipment arrive at their destination safely packaged and protected in a watertight manner. With the Quick-Lock2.1 suspension system the classic can be attached and removed quickly and easily to the bike. When carrying on foot, the shoulder strap ensures a comfortable fit.