Collection: 100 Quality Windowless Mailing Envelopes - Self -Seal # 10 24lb Security.

BENEFITS:

Windowless mailing envelopes with self-seal and 24lb security features offer several benefits:

1. Enhanced Security: The 24lb paper and security tint inside the envelopes protect sensitive information from being read through the envelope¹.
2. Convenience: The self-seal feature eliminates the need for moistening, making the sealing process quick and easy¹.
3. Professional Appearance: These envelopes provide a clean, professional look, suitable for business correspondence².
4. Durability: The high-quality paper ensures that the envelopes are durable and can withstand the rigors of mailing