Product description Size: S, M, L Color: black and fluorescent green, black and orange Material: Oxford cloth Package content: 2pcs backpack rain cover 1.SAFE REFLECTIVE TAPE: The backpack with reflective adhesive tape reflects the light to inform the driver of pedestrians on the road and ensure their safety in fog and darkness. 2.QUALITY ANTI-SLIP BUCKLE: The adjustable buckle strap of the backpack rain cover ensures that it is securely attached to the backpack and prevents the backpack cover from slipping off. 3.IPX7 WATERPROOF: The waterproof inner coating protects the backpack from rain, rain, fog and snow and protects your backpack from scratches, dirt, sand and stays dry and clean in all weathers. 4.LIGHTWEIGHT and PORTABLE: There doesn't seem to be anything like that on the back. it can be folded up to save space and is perfect for a backpack, school bag, rucksack, rucksack and more. 5.MULTIFUNCTIONAL APPLICATION: The waterproof backpack cover can be used as a screen cover, seat cushion, bicycle rain cover, fan cover and for all devices that require rain cover on rainy days. Ideal for travel or backpacking or camping or hiking or climbing or biking and other outdoor activities. Note: Due to the light and screen setting difference, the item's color may be slightly different from the pictures. Please allow slight dimension difference due to different manual measurement.