Two brand new bottles of spa marvel all in one natural botanical extract that robs algae of a food source and keeps ur levels balanced for three to four months at a time one full bottle will treat 2000L u 80% less chemicals and you don't feel the need to shower after weekly maintenance is one bromine puck but when heaping tablespoons of granules and shock ass for needed to wait for weeks of Time come back jump in it's made from a palm oil enzyme you can actually drink this stuff the best stuff on the market 20bucks a bottle regular 55plus taxes Sale 20$ 250-514-4050