Quality Park No. 10 Security Tinted Envelopes with Self-Seal Closure - Security - #10 - 4 1/8" Width x 9 1/2" Length - 24 lb - Gummed - White - Wove - 500 / Box

No. 10 Self Seal Security Envelopes provide dependable performance, quality, durability and privacy. Self-seal, Redi-Seal closure requires no moisture, extends shelf life and produces a secure seal. Premium security tint ensures privacy is preserved during mailing. 24 lb. bright-white stock and side seams give mailings a professional look.