These Aspire Nautilus X Coils come in a pack of 5. Nautilus X coils are now rated at 1.5Ω (14-20 watts) and 1.8Ω (12-16 watts). These new aspire coils use the U-tech technology, which allows the vapor to flow through the u-shaped chamber and pass the kanthal coils twice before being inhaled. Aspires all-new airflow performance allows for unrivaled flavour and e liquid taste with these Nautilus X U-tech Coils ensuring maximum taste and durability.