Our 16 x 15" Black Canvas Book Bags are made from 100% cotton and are 5 oz. These bags are perfect for carrying your favorite tomes and magical essentials. Each bag features hand-weeded and pressed HTV vinyl designs, showcasing gothic, witchy, and bookish themes that resonate with those who appreciate the eerie and mystical. Product Details: Material: 100% 5oz black cotton for a lightweight yet durable feel sourced from California, with finished product made by us in Canada. Dimensions: 16 x 15 inches, providing ample space for books, notebooks, and other essentials.