Premium Tyvek Sleeves with Window & Flap. Sleeve size approx. 5″ x 5″ plastic window is 4″ in diameter. Tyvek cd envelopes have a higher strength-to-weight ratio than paper and other cd sleeve materials.~ It’s not only significantly lighter than paper it’s stronger. Which can be pretty important when you’re sending discs by mail. Tyvek cd sleeves are incredibly water and moisture-resistant making it just as protective in a hurricane as it is from a coffee spill at the office. Liquids simply run off its smooth surface keeping the contents perfectly dry.

• Weight is lighter than white paper sleeves but the material is stronger than white paper sleeves.
• Reduced shipping costs while protection is stronger than standard white paper sleeves.
• Automated packaging grade quality.
• Good for both end user customers and large volume replication factories.