Pack of 10 bubble envelopes by Enveloppebulle, size A/1, with internal dimensions of 100 x 165 mm and external dimensions of 120 x 175 mm, with a tolerance of +/- 20 mm. These white envelopes made of 80 g/m² kraft paper are designed to be eco-friendly, offering easy writing thanks to their anti-splitting properties. They feature a 10-layer polyethylene air bubble film, COEX quality of 55 microns, with bubbles measuring 10 mm in diameter and 3.2 mm in thickness. The closure is secured by a detachable self-adhesive strip with reinforced glue, and a discreet yet sturdy tear string allows for easy opening. Compatible with La Poste, these envelopes are ideal for protecting lightweight objects such as jewelry, beads, pins, brooches, small figurines, and minidiscs. The polyethylene used is CFC-free, recyclable, and does not pollute groundwater. The paper comes from sustainably managed forests. The design allows for easy separation of the bubbles from the paper after use for smart recycling. Dimensions: width 9 cm, length 16.5 cm. Product without window or gusset, not transparent. Manufacturer's address: EnveloppeBullle, 108 Rue Charles de Gaulle, 68550 Saint-Amarin, France.