1.Seamless 303 Stainless Steel Material.

2.Air-Flow Control with 3 slot holes each side.

3.Easy to clean and change the heating coil

4.Active and functional Heat sink Top Cap allows heat generated from the coils to escape with ease, yielding a cooler vaping experience. 

5.Less resistance for electrical current to pass through.

6.510 ego thread, compatible with 510 ego battery and drip tip.

7.Resistance can be customized as your demand.

8.100% no leakage

9.Suitable for all kinds of Vapers.                            http://www.waideacig.com/