See-through window eliminates the need to address the No. 9 envelope. 1-1/8" x 4-1/2" window is positioned 7/8" from the left and 1/2" from the bottom. Envelopes feature 24 lb., white wove paper with diagonal seams.
                                                                             
                                    
                                        
                                                                                               General Information 
  Manufacturer:  Quality Park Products
  Manufacturer Part Number:  CO160
  Manufacturer Website Address:  http://www.qualitypark.com
  Product Name:  No. 9 Poly-Klear Window Envelopes
  Packaged Quantity:  500 / Box
     Product Information 
  Mailer/Envelope Type:  Single Window
  Mailer/Envelope Classification:  #9
  Mailer/Envelope Width:  3.83"
  Mailer/Envelope Length:  8.83"
  Mailer/Envelope Weight:  24 lb
  Seam:  Diagonal
  Window Location:  Bottom Left
  Window Height:  4.50"
  Window Width:  1.13"
     Physical Characteristics 
  Color:  White
  Material:  Wove