Aspire Nautilus X coils are designed and manufactured in Ireland with a variety of resistance options to suit multiple wattage ranges. Options include 1.8Ω (12-16W), 1.5Ω (14-20W) and 0.7Ω Mesh (18-22W) coils, compatible with both the Aspire Nautilus X Kit/ Tank and Aspire Nautilus X Mini Tank.