1. High density transparent PET/PE material, it could maintain long term of vacuum state. The thickness is PET0.012mm+PE0.045mm

2. The material is moistureproof, anti-fungus, it could protect clothes effectively

3. The bag is transparent, it adopts special double-line seal clip-clasp. ( The slide fastener uses double-line seal runner. ). With special sealed plastic clip-clasp., it is operated easily and convenient for closing and performed perfectly on airproof capability

4. The material is moistureproof, anti-fungus, it could protect clothes effectively

5. The unique adelomorphic air stomata, it is beauty and utility.