The Aspire K3 MTL Tank is a luxurious mouth-to-lung tank with an amazingly low price. The K3 Tank uses Aspire’s famous Nautilus BVC coils for longer atomizer life and fuller flavours. Along with the high-spec coils, the K3 Glassomizer has an acid resistant Pyrex glass tank and a replaceable 510 drip-tip. The Aspire K3 takes a 2ml fill of e liquid.