Instant purchase & price negotiation OK ✨ ❤ Free shipping ❤ Anonymous delivery ❤ Only one available #Yuki's Product List ⭐️ By lying on it for 5-10 minutes a day, you can stretch your back. ⭐️ It's arched, and when you put your body on it, it fits the curve of your body. By adding a swaying motion from side to side, you can firmly loosen it with your weight. By using the back side and lying on your back, your chest opens and you can relax. ⭐️ The moderate hardness and wide range of pressure mean it's not pinpoint, but for your entire back! 20 protrusions acupressure the pressure points. Use it for a quick refresh during breaks from telework or during breaks from smartphone games. ⭐️ A carrying case is included. ③✾✾✾