Paper sacks with internal sleeve
Utility: Its internal valve allows for an airtight seal of the sack, preserving the quality of the product and preventing loss.
Features: They can be made from high-quality kraft paper and/or white paper, 100% virgin fibre, with or without an inner polyethylene film/bag of high and/or low density.
Width: 22 cm to 70 cm
Length: 30 cm to 165 cm
Bottom width: 7 cm to 22 cm