Description:Waterproof: Backpack Rain Cover made of waterproof polyester materialReflective At Night: reflective strip behind the cover makes you safer at nightCompact And Lightweight: lightweight and small shrink volume make it easier for you to carry

Easy to use: adjustable elastic band makes it easier for you to useEasy Storage: Rain Cover can be easily folded so that you can put it in the bag of your backpack to save space

Specification:Material: polyesterSize Chart:M Size(for 30-40 liters backpack)Length 20cm-32cm/7

87-12

60inchWidth 15cm-20cm/5

91-7

87inchHeight 40cm-53cm/15

75-20

87inchPackage Includes:1 Backpack Rain CoverNote:Please allow slightly errors due to manual measurement and different monitors