Compost Success Kit includes seven bricks of carbon-rich Eco-co® Coir to balance nitrogen-rich kitchen scraps, plus one bag of Super Hot® Compost Starter to speed decomposition. Coir is the perfect “brown” to layer with nitrogen-rich “green” kitchen scraps. Each brick expands into 10 qts. of coconut fiber. Super Hot® Compost Starter revs up your compost pile with nitrogen and beneficial microorganisms. 7 lbs. treats 8 bushels of material.