Swiss Army leather bottom rucksacks are genuine military surplus in used condition. The Swiss Rucksacks made of heavy duty strong canvas. Backpack straps bottom. Extra large buckle-down rain flap and a heavy-leather reinforced bottom There is also an internal frame that comes in handy for back support and carrying heavy loads. Surplus-Reissue Condition means they are not in brand new they are in used condition but are in real nice shape and they will serve you for a long time. Excellent Swiss military craftsmanship. Measures 20 x 16 x 8", front pouch is 9 x 11 x 2.