To fit: 1L outer canister. DISPOSABLE. A single use and disposable suction liner that is equipped with a bacterial filter to protect the vacuum system from aerosolized bacterial contaminants. HIGH QUALITY MATERIAL. Made with a tough, polyethylene material, the suction liner is proven to be of high quality and effective use. SECURE. This contains a tethered cap that ensures quick and secure closure after use, and ultrasonically welded seams to prevent leaks. SAFE & EFFECTIVE. This contains a solidifying agent called coagulant to avoid transporting biohazards in liquid form. A dual purpose bacterial filter is included which not only filters aerosolized bacterial contaminants but also serves as fluid overflow protection.