#1 Coin Envelopes (2 1/4 x 3 1/2) in 80lb. (120gsm / 0.155 thick) White paper with blue snowflakes are perfect for holding small items and collectables. This multifunctional envelope is designed like a standard-sized envelope, but a mini version. Pack of 50 mini envelopes with moistenable glue closure for secure use. Holiday print design perfect for envelope gift giving -- gift cards, small notes, debit gift cards, seeds, coins and more. With a secure, moistenable flap, this is the ideal envelope if you're looking to store your coin collection, garden seed collection, stamp collection, keys, jewelry, organize manufacturing parts or any small inventory items. Please note that this envelope size is not mailable via USPS.