High-tech 3-in-1 product! With far infrared, anion and bioelectricity technology, this pair of shoe insoles will bring you great comfort and unexpected benefits! Though it is in common design, just look like ordinary ones, it actually plays a great role in blood circulation, immunity enhancement, fatigue relief and so on. Top-grade materials works with meticulous treatment, endowing the insoles with ultra softness and comfort. It features self-heating function, which allows far infrared anion to permeate into deep skin for healthy performance. You can choose whatever size you need! Come and order!<p>FEATURES</p><ul><li>Promote blood circulation</li><li>Increase metabolism</li><li>Immunity enhancement</li><li>Ease pain</li><li>Relieve fatigue</li><li>Keep warm ans keep healthy</li><li>Reduce the pain caused by spur, achilles′s tendon, rheumatism</li><li>Suitable for smelly feet, dermatophytosis, etc.</li><li>Long-term effect and durable</li><li>Wear comfortable, does not affect work, study and life</li><li>Without using any energy, reliable and eco-friendly</li><li>Self-heating product, no external power and heat</li></ul><p>Specifications</p><table border="0" width="100%" cellspacing="0" cellpadding="0"><tbody><tr><td width="131">Item Type</td><td width="365">Tourmaline Foot Insole</td></tr><tr><td width="131">Material</td><td width="365">Cotton, Tourmaline Powder Balls, Far Infrared Ray Balls</td></tr><tr><td width="131">Size</td><td width="365">36, 37, 38, 39, 40, 41, 42, 43, 44, 45 (Choose Whatever You Need)</td></tr><tr><td width="131">Dimensions</td><td width="365">(10.82 x 3.15 x 0.08)" / (27.5 x 8 x 0.2)cm (L x W x H)</td></tr><tr><td width="131">Weight</td><td width="365">1.76oz / 50g</td></tr></tbody></table><p>Package Includes</p><ul><li>1 x Pair of Tourmaline Foot Insoles</li></ul>