The product is a set of 50 glamorous shiny metallic 6x8 envelopes from ULINE. The model number is S-10014BL, indicating a specific design within the product line. These envelopes are ideal for adding a touch of luxury to your packaging and shipping needs, making them a stylish choice for businesses and individuals looking to elevate their presentation. Additionally, the metallic finish adds a touch of glamour, making them a standout choice in the envelope and mailer category.