The product is a case of 50 poly bubble mailers, each measuring 5×5 inches. These mailers are designed for protecting and shipping small to medium-sized items, such as jewelry, small electronics, or other delicate items. The poly material provides cushioning to prevent damage during transport, making it ideal for businesses that frequently ship products. The 5×5 size is convenient for mailing items that are not too large or bulky, while the case of 50 ensures a steady supply for shipping needs.