AXF001, size L, 51cm. Multiple items in stock, so bulk purchases are welcome. M size is also available. *Please note that there may be minor scratches on the box. ◉ Two for 5500 yen - Model: AXF001 - Color: Black - Size: 51cm Contains IFMC.-N500, which is expected to improve balance and recovery, leading to improved performance. ■ AXF is recommended not only for sports but also for the elderly to prevent falls, as it can improve balance. ● IFMC. (Ifmic) processed: Processed with the patented technology "IFMC. (Ifmic)", various effects can be expected. AXF Lightweight Sports Necklace, favored by top athletes, silicone necklace, improves balance, IFMIC, Ifmic, sports, baseball, Yuki Udagawa, Ryoji Kuribayashi, Asuka Terada, track and field, WBC, badminton, golf, track and field, 45cm, 51cm, M, L, price reduction, AXF001