Deuter Raincover Square Supplying your backpack with a layer of protection, the Deuter Raincover Square is a handy addition to all your adventures. Utilising a finely woven 70 denier polyamide fabric, the Raincover Square is a lightweight, packable rain cover. PU coating and taped seams ensure you are provided with an optimum level of protection against moisture and rain, and the luminous colours provide you with enhanced visibility and security. The rain cover offers reliable rain protection for larger day packs between the sizes of 20-32 litres and has an elastic band which helps it fit snugly around the backpack.