The Reactor E-Cig Mod Kit is the most Advanced Halo Brand Mod Starter Kit. Available in multiple Colours - these Mods are elegant, yet simple to use. Option to select the colour is availbe in the product detail - simply click on the image below to see different Mod colours. We stock most popular colours love by most. The colours available are Blue, Black and Silver. Mod Coil Heads, Mod Tanks and other Accessories are also available for purchase separately.