ROUND BOTTOM LINERS IN POLYETHYLENE PE-LD WITH REDUCED THICKNESS BUT WITH HIGH RESISTANCE, DESTINED TO ISOLATE THE PRODUCT FROM THE PACKING. THEY ALLOW AN EASY CLOSING USING A PLASTIC WRAPPER SUPPLIED WITH BUT CAN BE SEALED BY WELDING. THEY MAINTAIN CLEANED THE PACKING IN WHICH THEY ARE INSERTED, ALLOWING A REPEATED USE WITHOUT NECESSITY OF CLEANING AND ITS SIMPLER DISPOSAL AFTER USE: THE ONLY COMPONENT POLLUTED BY TO DISPOSE IN APPROPRIATE WAY WILL BE THE LINER, THE WEIGHT OF ABOUT TEN OR HUNDRED GRAMS, DEPENDING ON THE FORMAT. AVAILABLE IN DIFFERENT FORMATS, THIS TYPOLOGY OF LINER ALLOWS TO COVER TINS, DRUMS AND PACKINGS IN GENERAL, WITH CAPACITY BETWEEN 10 AND 1000 LITERS. THE COMPOSITION MATERIAL CERTIFIED FOR THE USE IN ENVIRONMENTS AT THE RISK OF FIRE AND COMPATIBLE WITH THE FOODSTUFFS, IT ALLOWS THE EMPLOYMENT OF THE LINERS IN THE MOST DIFFERENT SECTORS AS THE CHEMICAL, FOOD AND COSMETIC.