Koastal Lash & Brow Co. is a Miramar Beach, Florida beauty business specializing in eyelash extension services. Operated by licensed lash extension specialist Jacquelyn Hargraves, the business offers customized full sets, new client fills for existing lashes applied elsewhere, and 1 week mini fills. Services are tailored to the client’s eye shape, features, and desired look, with an emphasis on precision mapping and maintaining lash health.