Loungefly Warner Brothers Harry Potter Butterbeer Barrel 。This Loungefly backpack is a must-have for any Harry Potter fan! The design features the iconic butterbeer logo and comes in a colorful, retro style. The backpack is made of durable polyurethane and has a zip closure. The gold accents and straps add a touch of designer appeal to this medium-sized backpack, which is perfect for travel, parties, or casual use. The multicolor interior lining is made of canvas and the backpack is suitable for unisex adults. Whether you\'re headed to school or university, this backpack is a great addition to your collection.