Shell: 8.5 ounce, 60% cotton/40%polyester Quick Duck canvas with Rain Defender durable water repellent. 30% lighter and ounce foe ounce as durable as sandstone. Unlined. 3.5 ounce,100% polyester lightly padded shooting shoulder. Front-loading game bag pocket thats big enough for 3 roosters. Back clean-out system.Lower front patch pockets with side entry. Shell storage pockets hold 10 sheels each. Zippered map pocket at chest. Two back water bottle pockets. Back length,Large=25.75 inches.