1. Material: PE2. Application scope of bubble bag: electronic digital products, clothing, paper box products, books and paper products, jewelry, cosmetics and skin care, etc.3. Features: waterproof, shockproof, and compressive4. Use: self-adhesive and self-adhesive5. Packaging level: transport packaging6. Weight: 6 kg7. Sealing length: 4 cm8. Features: hot-pressing edging, durable and anti-breaking9. Weight: about 5.8 grams10. Dimensions: 13x15 cm; 15x20 cm; 18x20 cm; 11x15 cm; 13x18 cm; 15x18 cm; 18x23 cm; 20x25 cm; 22x30 cm