Thank you for viewing! This is a lightweight and compact waterproof backpack cover. It's lightweight and compact, so it won't get in the way when you carry it! It will protect your important belongings from sudden rain! Recommended for everyday use for commuting to work or school, as well as for mountain climbing and outdoor activities ◎ The opening is made of elastic, so it fits snugly on your backpack. The simple design can be used by both men and women. 【Size】 ・L size: 55L (Width 30-40cm / Height 18-23cm / Depth 60-70cm) *Please note that there may be slight errors due to amateur measurements. 【Color】Black 【Material】Polyester **Please be sure to check and understand the following before purchasing** ◯ We usually ship within 1-2 days, but if you purchase at night, it will be processed as the next day's order, so if you are in a hurry to purchase at night, please send us a message. ○ We handle overseas products (imported products). ○ Overseas products have looser inspection standards than those made in Japan, so there may be small fraying, glue overflowing from the manufacturing process, odors, and slight changes in specifications. ○ Returns due to customer convenience are not accepted. ○ Please contact us before evaluation for initial defects or defective products. ○ We cannot accept claims after evaluation. ○ We may not be able to guarantee shipping accidents or loss of goods. ○ We ship in simple packaging to reduce shipping costs. Also, we will fold the outer packaging of the product for shipping. ○ The actual color may differ slightly depending on your device.