Processors using our Round Bottom Drum Liners can recover 100 percent of their bulk packed materials, saving about 2%-3% on every drum packed. The Round Bottom Drum Liner's contoured shape also allows for easy insertion, boosting in-plant productivity. We carry 15, 30 & 55 gallon drum liners, Blue drum liners for packaging materials, pink anti-static drum liners, polypropelene drum liners, 5 gallon drum liners, and smooth inserts.