You can have it authenticated after purchase. Popular item ✨️ Brand new, unused Supreme Backpack Authentic Black This cool backpack has an impressive design with white logo lettering. The main zippered compartment has a mesh pocket inside, and there are mesh pockets on both sides, making it very convenient for storage ◎ Adjustable padded shoulder straps and a chest strap make it comfortable to use. This backpack is smart and cool, with a simple yet stylish design, and is lightweight with plenty of capacity ◎. It's a highly recommended item. The stamp that proves it's authentic is shown in the 15th photo. Material: Water-resistant Cordura ripstop nylon Size (approx. cm): Depth: 18 Height: 46 Width: 28 *Slight variations may occur depending on the measuring method. Specifications: Inside: 4 pockets Outside: 4 pockets Color: Black Where purchased: Supreme US online This is definitely an authentic item. #supremebackpack #supremebackpack Color: Black Stains/tears: None