This product is a lot of 36 white envelopes, each measuring 3 x 5 inches, making them ideal for party or wedding invitations. These envelopes are perfect for sending out invites in a stylish and elegant way. Made for business and industrial use, these envelopes are durable and reliable for mailing important documents and invitations. With a sleek design and practical size, these envelopes are a convenient choice for any occasion.