[This is the original flip-flop] ●Product Background Flip-flops were born around 1950 in Nagata-ku, Kobe, Japan. TSUKUMO is the only manufacturer that continues to make products in Japan. ●Product Features The "original flip flops" made by the same manufacturing method since the 1950s The base is made of synthetic rubber and has excellent cushioning (* hardness 50%) The thong is made of natural rubber and does not hurt easily. The shape of the platform is "tapered" for ease of walking, low toes, and high heels 　　　The length of the thong differs depending on the size, the length of the left and right sides, and the hole position is also particular. 　　　It is made to wrap around the instep of the foot, which leads to a good footing.