This bio-enzymatic drain maintainer is a stable liquid suspension of cultured bacteria and malodor counteractants. It digests complex proteins, starches, fats, oils, greases, paper, vegetable gums, hair, and other organic waste, and doubles as a mint-scented multipurpose cleaner for drains and surfaces. It ships 1 gallon per bottle, 4 per case, part of Betco's Green Earth line. A Safety Data Sheet is available for facility compliance records.