We offer a large selection of Round Seals. You can search many types of Clear Round Seals and Frosted White Round Paper Seals. Clear Round Seals is easier than taping and neater than stapling! Convenient, inexpensive, peel-and-stick circles on a continuous roll quickly seal envelopes, mailers, and small boxes. Frosted White Round Paper Seal is a quick way to seal mailings, envelopes, booklets, brochures, or gift packaging.