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Carton Window Film
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Lidding Films
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Specialty OPS
Thermoforming
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Envelope Window Film
/ 1000 Clear Polystyrene
EWF® 1000
1000 Clear Polystyrene
Crystal clear, biaxially oriented polystyrene that is dimensionally stable, contains no plasticizers, will not absorb moisture and allows water vapor and gases to pass through easily
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Resources
Spec Sheet 1000 Clear Polystyrene
Regulatory Compliance Statement - OPS Blends June 2024
SDS MPI OSHA Haz Com - 1910.1200 Compliance Letter 2026
MPI Statement of PFAS Compounds - January 2026
Typical Applications
Window in full view envelopes or when crystal clear view is required.
Performance Characteristics
Crystal clear high gloss envelope window film
Used in full view higher end envelope mailings
Primary Markets
High end envelope window applications
Applications requiring a crystal clear window
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1000 Clear Polystyrene
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