THE NULLPACK Eco-Friendly Biodegradable Kraft Mailer Courier Parcel Bag Flyers with Honeycomb Paper 1 Pcs Kurier Beg This is a kraft paper made envelope with honeycomb paper embebed to provide cushioning and protect your items. The whole courier bag is biodegrable and leave no budden to our environment Suitable for small items and safe a lot of packaging time. It is a good alternative for seller who are using bubble wrapped courier bag. There are two sizes available 1) 170 x 225 x 40mm 2) 235 x 275 x 35mm Measurement Error +/- 5mm