Three large, twin-chamber modules are watertight and screw onto each other to provide you with six independent flavor options. Countdown: Three, two, one Sealed lid and modules screw together to keep spices dry and flavorful Interior dispenser caps include single sided screens that twist into position and remove easily for cleaning Convenient filler cap stores below the base and makes it easy to refill any of the compartments Clever modular design is infinitely expandable to carry any number of spices Clear copolyester resin body is lightweight, clear and resilient