... of Dupont Tyvek since 2004,& Leading manufature of medical packing 3-side-sealed tyvek pouchfeautures:1. material: Tyvek® + easy peelable plastic film ... sterilization: ETO, GAMA rays and PLASMA GAS,3. fiber free peel,4. consistant three-side peeling strength,5. available printing with the ... (H2O2) gas,6. easy peelable,7. high durability8. chevron sealed, 3-side-sealed tyvek pouch