JAM PAPER #1 Coin Business Envelopes - 2 1/4 x 3 1/2 - White - 100/Box White Coin Envelopes Size: #1 (2 1/4 x 3 1/2 inches) Quantity: 100 envelopes per pack Envelope Features: Made from 24 lb paper, Open End (Catalog) opening, Straight Flap with Gum Closure Great to use to store small items such as coins, jewelry, small parts, cash, gift cards, deposit slips and checks