Quality Park Redi-Seal Catalog Envelopes, 1st Class, 10in x 13in, Self-Sealing, White, Box Of 100

Redi-Seal closure requires no moisture to seal Special coating for a secure and permanent seal. No moisture required - simply press to seal. No peel-off strip to throw away. Unique double flap design keeps the gum from sticking before use. Made of 28-lb white wove paper for durability.