Feature●DURABLE: Self adhesive is strong and permanent so that documents do not get lost during shipment●CLEAR WINDOW: Full clear front window allows shipping papers to serve as an address label●MOISTURE RESISTANT: Moisture resistant envelopes to preserve inner contents in the mail stream●GREAT VALUE: Conveniently packed in 1,000 count to reduce the frequency of repurchasing●FEATURES: 1,000 Clear Packing List EnvelopesDescription Clear window under preprinted notation allows shipping papers to show through and serve as Address label. Moisture resistant?protects enclosures from spills or inclement weather. Permanent adhesive keeps packing list secure to prevent lost shipping documents.