100% nylon (Cordura). Resistant to tears and abrasions. Silicone coating for water-resistance. Cinch top. Diagonal front zip closure. Side cinch pockets. Inner sleeve. Top handle. Adjustable shoulder straps. Branded pull tabs. The main body can be stored in the inner pocket. The Sil Daypack is a packable design constructed from nylon Cordura, which is resistant to tears and abrasions. A silicone coating then brings water-resistant properties to the bag. It features a cinch top, diagonal front zip closure, and multiple pockets throughout for optimal organization. When not in use, you can store the main body in the inner pocket.