Business Source No. 10 Tinted Diagonal Seam Window Envelopes - Security - #10 - 9 1/2in Width x 4 1/8in Length - 24 lb - Gummed - Wove - 500 / Box - White

Security tint keeps your sensitive information private Gummed flap creates secure closure to prevent peeling during transit Perfect for businesses, schools, personal use and more Front window allows use with printed address to prevent reading errors