- Extra Heavy Duty
- Superior strength, puncture-resistant poly bags with heavy-duty zipper for security
- Maximum protection for heavy industrial parts and sharp-edged materials
- 100% virgin polyethylene film
- Meets FDA and USDA specifications
- LDPE (Low Density Polyethylene)
- Sulfur free
- Amine and Silicone free
- Latex free
- BHT free (Butylated Hydroxy Toluene)
- Chlorine free
- PVC free
- Temperature: 20° - 150° F
- Recyclable #4
- Side seal
- Shipped with zippers closed. "Open" bags not available
- Can be put in freezer, but cannot be quick/flash frozen
- Not treated for printing by end-user
- Not recommended for dry ice
- Not microwaveable
- Cannot be used for baking, cooking or boiling
- Not leakproof, waterproof or airtight
- Acid free and archival safe
- MVTR (Moisture Vapor Transmission Rates) or OTR (Oxygen Transmission Rates) not available
