The SMOK Stick M17 Atomizer Coil is made with durable and choice materials. The body is fabricated with corrosion-resistant and solid aluminum-zinc metal alloy, thus affording it the ability to withstand high temperatures. Equally important is the 100% pure Japanese organic cotton that is used as the wicking material. Devoid of bleach, fungicides, colorants, pesticides, and other contaminants, the Stick M17 wicks offer clean, pure, and accurate flavor, thus enhancing the overall vaping experience. Set to a resistance of 0.6 ohms, you will enjoy rich and flavorful mouth-to-lung hits with these marvelous atomizers.