Fragile Jam Bottles Air Column Bag -Update and premium Design -More cost-saving -Perfect cushioning and protection. Strong and durable. -7-Layer Nylon Co-extrusion Film. Flexible, tear-resistant, moisture-proof. -Patented non-printing air valve. Excellent sealing effect, faster inflation and more eco-friendly. -Ships flat, stores flat, and inflates on demand -Requires significantly less storage space than traditional bulky materials -Reduces overwrapping -Easily identify the item inside -Simple operation, improve packing efficiency and save labor costs -100% Recyclable