Burgundy Plastic posting envelopes,

500 Burgundy "Plastic posting envelopes". Our mailing bags are made in a 3 layer extruded film. This film gives the bags strength and most importantly, makes the bag very opaque. They have a permanent Peel and seal closure with high tear resistance. 100% Opaque-100% Recyclable 250mm opening x 350mm depth + Lip or 10" x 14". We also get them made thicker than our competitors, The thickness of the film is 50mu or 200gauge, weight is Approx 11 gramms per bag.  All of our Plastic postage bags are made from Strong Polythene LDPE, made from opaque Plastic in various colours.