Amazon.com : Blue Summit Supplies 500#7 Coin Envelopes, Gummed Seal, 28 lb Brown Kraft Coin Envelopes, for Holding Coins and Keys, Number 7 Size, 3 1/2” X 6 1/2”, 500 Pack : Office Products
Business Source Little Coin No. 7 Kraft Envelopes - Zerbee
Amazon.com : 500 Guardian #7 Paper Coin Envelopes - Blank Small Envelopes for Coins, Receipts, Stamps, Small Parts Storage, & More – 3-1/2” x 6-1/2” Cash Envelopes – Gummed Flap Gift Card Holder Envelopes : Office Products
7 Coin Envelopes, 24lb. Bright White | Envelope Superstore