Columbian CO575 (#7) 3-1/2x6-1/2-Inch Coin Brown Kraft Envelopes, 500 Count
Envelope is ideal for storing and transferring of coins, jewelry, stamps and other small objects, parts and materials. Features: Heavy-duty 28lb opaque brown kraft material provides privacy of contents. Wide seams and a deep, moisture activated gummed seal secures and protects contents. Sized: (#7) 3-1/2" x 6-1/2". Quantity = 500 envelopes.