These presterilized mop bucket liners create a truly sterile receptacle for sterile cleaning solutions. Our rugged liners are supplied sterile in 1, 2, 3 or 4 per pack to accommodate the type of bucket system (2-bucket, 3-bucket, etc.) you employ. By using a mop bucket liner, the need to autoclave mop buckets after every use is eliminated. When a mop bucket liner is used and cleaning is completed, one can simply remove the liner and cleaning solution for disposal. The uncontaminated mop bucket can remain in the clean staging area for the next use. Typically, using this technique, mop buckets are autoclaved once per week. STERIS Barrier Product Solutions mop bucket liners are sterilized in lots using ethylene oxide gas sterilization. Each pouch includes a lot number for traceability.