The Frog Leap Pool Wake Up!/Pool Hibernation is the perfect opening and closing kit to shut down and also kick off the pool season. Stop guessing what products you will need to prep the pool for starting/ending the pool season. Swimmers will be able to get in the water sooner using this start up kit by quickly establishing the chlorine level and preventing algae from appearing later in the pool season. Simply add these products through your Leap Infuzer, and you will be swimming in the pool in no time.