Composition: These metal inhalers are made of high-quality aluminum alloy, which will not rust, are sturdy and durable, and are easily reuseable.
Setting it up: The base is grooved, and the cotton core is inserted into the base, where it is sturdily held for dripping essential oil onto it. It is sealed with a leak-proof silicone ring.
Extras: The set includes 20 essential oil cotton wicks.
