The roller is well made with real rose quartz stone with ultra smooth rolling action for best results. Other f roller break easily, squeaks when rolling, or simply just break after a few uses, the rollers are made with a new improved design which makes it stronger and less likely to fall off. Selected and processed roller is comfortable to grip and helpful to relieve fatigue and swelling. Feature - Color: As shown. - Material: . - Size: Approx. Heart-shaped : 10 x 5cm, Roller: 15x5cm. - It is also a great gift for your friends or falies. Besides, it is very convenient to use because of its exquisite shape and considerate design. - Note: Do not use on wounded skin tissue and heat ice roller. Package Including 1 x F Roller 1 x Heart-shaped