Sports necklace erg Synapse ZERO x M 49cm (Erg) (Black Red)

'Erg', the top brand of balance-oriented sports necklaces. [Made in Japan] Body balance is fundamental to everything, from sports to daily life. This product supports core strength training, essential for sports like baseball, soccer, golf, and tennis. It's also recommended for activities like darts, bowling, and fishing. The loop body is made of water-resistant and lightweight elastomer manufactured by Mitsui Chemicals, making it suitable for all kinds of sports activities. Size: 49cm in length. Color: [Loop] Black, [Attachment] Red. Materials: [Loop] Elastomer [Attachment] Aluminum alloy (anodized finish), neodymium Erg is a functional product that stores vibrations at a special frequency in rare mineral ores. These subatomic-level vibrations resonate with the body like "synapses" that command nerve transmission, and are designed to improve balance and performance. *New aluminum alloy attachment - New rare ore added to Erg powder The Erg Synapse Necklace ZERO has been completely redesigned with an attachment! The lightweight aluminum alloy is machined piece by piece and given a brilliant finish with anodizing. Erg powder is sealed inside this attachment. Furthermore, rare marine ore has been added as a new material, resulting in a model that pursues not only performance improvement but also a sense of mental peace. *Uses Mitsui Chemicals elastomer The Erg Synapse Necklace ZERO uses water-resistant and lightweight Mitsui Chemicals elastomer for the loop body, making it suitable for all sports scenes. Furthermore, the material has a pleasant feel against the skin and is firm, so the round shape is beautifully maintained, and it responds exceptionally well to the intense movements of athletes.