The Backpack Rain Cover protects your backpack from dust,scratches,rain and snow.Suitable for running,cycling,mountaineering,hiking,fishing,travel,camping etc.<br/>Features:<br />Made of premium 190T polyester taffeta material with silver coating,waterproof,UV resistant and tear-resistant.<br />Adjustable buckle strap for extra stability,ensure your backpack completely enveloped without slipping off easily. <br />Easy to attach to your backpack with elastic strap even in sudden rain showers.<br />Ideal for running,hiking,camping,cycling,fishing,mountaineering and other outdoor activities.<br/>Specification:<br />Color: Black / Blue / Orange / Light Green / Dark Green / Army Green (optional)<br />Size: S / M (optional)<br />S: Suitable for 30-40L Bag<br />M: Suitable for 40-50L Bag<br />Material: 190T Polyester Taffeta<br />Package weight: Approx. 51 - 63 g / 1.8 - 2.2 oz<br/>Package List:<br />1* Bag Cover <br/>NOTE:<br />1.Please allow slight measuring deviation due to manual measurement.<br />2.Item color displayed in photos may be showing slightly different on your computer monitor since monitors. Thank for your understanding.<br />3.If you are planing on stowing things on the outside of your pack,we would recommend getting bigger size,so that it will easily cover your entire pack.More details please refer to the size chart.