Fjallraven Waterproof Packbag 20 L UN Blue Size. Made from durable waterproof nylon with PU coating and taped seams. Perfect for waterproof storage while trekking or in a ice skating backpack for example. Easy roll top closure that shuts with a very durable metal hook. Logo in reflective print on the side. UN Blue is one of the most visible colours in most types of weather and terrain. Specifications for Fjallraven Waterproof Packbag 20 L: Manufacturer: Fjallraven Color: UN Blue Gender: Unisex Features of Fjallraven Waterproof Packbag 20 L Waterproof packbag. Rolltop closure with metal hook. Note not submersible. Package Contents: Fjallraven Waterproof Packbag 20 L Fjallraven F23110-525-: Waterproof Packbag 20 L UN Blue Fjallraven F23110-525-: Waterproof Packbag 20 L UN Blue