Key features:

• Water-resistant: Insensitive to moisture loss and absorption.
• Gas permeable: Allows oxygen and carbon dioxide to pass through.
• Highly stretchable: Stretches over 350% of its original length.
• Self-sealing: Clings to irregular shapes and surfaces.
• Versatile: Protects test tubes, flasks, Petri dishes, and secures lids and caps.
• Flexible & waterproof: Thermoplastic, with paper interleaving to prevent sticking.
• Neutral: Colorless, tasteless, odorless, and semi-transparent.
• Thin: 0.005" thick.
• Strong seal: Quickly and firmly seals culture tubes and flasks.
• Chemical resistant: Resists alcohol, gases, acids, and alkalis.
• Thermal bonding: Bonds to materials at 180°–200°F.
• Easy to use: Interleaving tissue marked in 2" squares for easy cutting.