Lontra is an eco-friendly, buoyant backpack, designed for marine environments. It?s composed of an external shell, made of a high-tech fabric produced from recycled plastic bottles, and two internal watertight dry-bags. The double-envelope makes it unique, ensuring greater protection from any bumps or tears. The outer shell, which closes with a drawstring and a flap, has openings for water drainage, a roomy front pocket, as well as adjustable sternum and side straps. Lontra, made in safety orange, can float, signal and navigate alongside you; it also offers two watertight compartments. The capacity of the outer shell is 40L, and the two internal dry-bags are 25L and 2L respectively. The originality of the product?s design makes it a highly-versatile accessory, perfect for every kind of aquatic sports and water trekking. It comes equipped with a signal flag and a strap with webbing for a harness.