- Manufacturer: Business Source
- Manufacturer Part Number: 42250
- Brand Name: Business Source
- Product Name: No. 10 White Business Envelopes
- Packaged Quantity: 500 / Box
- Product Type: Envelope
No. 10 business envelopes offer a contemporary style, side seam, fully gummed flaps and sturdy, 24 lb. white wove paper. Envelopes open along the top of the long end.