Staples Reveal-N-Seal Security Tinted #10 Double Window Envelopes 4 1/8" x 9 1/2" White 500/Box

Sold as 500/Box. #10 business envelopes (4 1/8" x 9 1/2") are ideal for everyday mailing needs. Top window: 1-1/4" x 3-1/2"; 3/8" from left; 2" from bottom; Bottom window: 1" x 4"; 3/8" from left; 1/2" from bottom. 24 lb white envelopes made from durable paper for professional or personal use. Convenient box of 500 envelopes ensures long-lasting supply. Reveal-N-Seal security envelopes have a tamper evident perforated seal and close without moisture; press the 2 flaps together for a permanent seal. Security-tinted interior protects sensitive information from view.