Introducing the anti-bacterial Ag+ Drip Tip. Ag+ is widely used within industries requiring products with anti-bacterial properties. Now it’s been introduced by Hellvape as a material for Drip Tips, to reduce your exposure to bacteria such as E-Coli. Narrow bore 510 MTL Tip suitable for many mouth-to-lung style atomizers and tanks. You may need to remove the uppermost o-ring for a good seamless fit on some tanks. We recommend you clean your drip tips regularly with alcohol wipes.