- Manufacturer: Quality Park Products
- Manufacturer Part Number: 42355
- Brand Name: Quality Park
- Product Name: 15 x 20 Jumbo Catalog Envelopes - Ungummed
- Packaged Quantity: 25 / Box
- Product Type: Envelope
Extra-large, open-end envelopes are ideal for protecting and transporting blueprints, proofs, artwork, architectural drawings and other large material that should be stored flat. Flaps are ungummed. Envelopes are made of 28 lb. Kraft stock.