This is a BLUEFIELD rain cover/sack cover, used only once. It's a reflective L-size cover, suitable for large backpacks. 【Water Resistance】 This BLUEFIELD rain cover uses nylon material and boasts high water resistance. You can use it with confidence on rainy days, and it will securely protect your belongings. 【Compact Storage】 The storage size is approximately 15cm x 10cm, making it very compact and easy to carry. It's perfect for storing in a backpack's side pocket or a travel bag. 【Large Size】 The size when unfolded is approximately 80cm x 30cm, fitting most backpacks. It can cover large luggage, making it ideal for outdoor activities. - Brand: BLUEFIELD - Color: Black - Material: Nylon - Size: Approximately 80cm x 30cm - Storage Size: Approximately 15cm x 10cm Please note that there may be slight variations in the sizes due to amateur measurements. It will be shipped via post, so it will be packed thinly. Please refrain from purchasing if you are sensitive to minor imperfections. Please understand that this is a used item before bidding. Thank you for viewing.