The product is a wholesale lot of 1000 each 7.5×10.5 poly mailer shipping bags by the brand POLYSELLS. These self-seal, peel-and-seal bags are white in color and feature waterproof properties. With interior dimensions of 7.5×10.5 inches, they are designed for efficient and secure shipping. The product offers daily shipping through weekdays, making it a convenient and reliable choice for businesses and individuals needing to ship items securely.