The Geekvape B Series Coils (formerly known as the Aegis Boost Coils) are a highly versatile family of Kanthal Mesh replacement coils designed to support Mouth-to-Lung (MTL), Restricted Direct Lung (RDL), and Direct Lung (DTL) vaping styles.
The B Series is available in several resistance levels, with the newer "Boost / V2" versions engineered to offer up to double the operational lifespan