Specifications:The air column bagadopts high quality co-extrusion film, which isvery strong and durable for safety transportation and deliverywhileavoidingbreakageand deformation.Inflate the bubble bag with the air pump(not included), it only takes a few seconds and ready to use,which is extremely convenient and practical.You can use itto protect your wine bottles, glasses, electronic devices, cups and any other fragile cargo.Type: Air Column BagMaterial: Co-extrusion FilmFeatures: Inflatable, Lightweight, Tear Resistant, Shock-proofTotal Length: 50m/1968.5" (Approx.)Width(Optional): 20cm/7.87", 25cm/9.84", 30cm/11.81", 35cm/13.77"(Approx.)Notes:Due to the light and screen setting difference, the item& 39;s color may be slightly different from the pictures.Please allow slight dimension difference due to different manual measurement.Package Includes:1x Air Column Bag