This is a 5 pack of Geekvape Aegis G Coils. These coils are for the Geekvape Aegis Pod System. Made of refined kanthal mesh and have a resistance of 0.6ohm. G coils will be compatible with future Geekvape products. These coils have an impressive ramp up time, enrich and maintain your flavour throughout the lifespan of the coil. As far as lifespan, expect each coil to last 4 x 3.5ml refills.