Sharking cast iron bathtub roughcasts are designed with various sizes and models, and your customized products are also accepted. Sharking roughcasts takes natural iron ore and high-grade enamel powder as raw material, which are granted as first –class for its finest grinding and pure material. Besides, Sharking roughcasts are made on a production line combining traditional skills and modern technology, which guarantee the reliable quality of the roughcasts. Sharking cast iron bathtub roughcasts are shaped elegantly and delicately with fluent flowing curves and flat surface as well as the uniform thickness; what’s more, they are designed in accordance with your back line to comfort you the most; Comparing with its like products, Sharking cast iron bathtub roughcasts do not contain radio-elements or poisonous materials but multiple kinds of minerals and nutrients, which can aid your blood circulation and improve your health. Besides, the bathtubs also have long working life, good heat preservation, excellent resistance to acid and alkali and easy-washing to stains.