TWINSTAR Air DiffuserThe Twinstar Air Diffuser reinvents and enhances the traditional method of oxygen supply in an aquarium by upgrading the concept and aesthetic into an elegant instrument. Made by hand, these diffusers has gone through 10 processes to achieve the best quality and final product to live up to the established Twinstar standard. With sand brown stone and acrylic design with high transparency as glass, these diffusers are manufactured with ultra precision