⭐️ Due to rising fabric prices, we will be significantly increasing prices in the near future. If you are considering a purchase, please consider it as soon as possible. Made using dcf (Dyneema Composite Fabric) 2.92oz Hybrid. YKK water-resistant zippers are used, and the DCF material is waterproof, providing high water resistance. It can be used to store items such as down, insulation, rain gear, and energy food, and can be attached to the top of a backpack or used inside a backpack for organization. By attaching a shoulder strap (not included), it can also be used as a sacoche, which is recommended for short outings or for carrying a set of items for a hot spring! It also fits other companies' backpacks when you need a little more capacity, so you can use it in various ways depending on your ingenuity. Material: DCF 2.92oz Color: DCF Hybrid Weight: Approximately 27g Dimensions: 265mm ✖️ 135mm ※ DCF (Dyneema Composite Fabric) formerly Cuben Fiber ※ Shoulder strap is not included. Please contact us if you need one. Materials: UL/Ultralight, Waterproof, DCF, Dyneema