Double Window Envelope,No. 10,9-1/2"x4-1/8" ,500/BX,White
Business Source No. 10 Double-Window Invoice Envelopes - Double Window - #10 - 9 1/2" Width x 4 1/8" Length - 24 lb - Gummed - Wove - 500 / Box - White
Double Window - #10 - 9 1/2" Width x 4 1/8" Length - 24 lb - Gummed - Wove - 500 / Box - White
Double window with side seam construction
Security tint for privacy