(Tiebao imported quality, anti-aging life to reach the standard of superior products, special quality assurance. Tiebao is not counterfeit) Sony WM-EX555, EX666 imported belt, the cross-section of 0.6 mm is more refined than the 0.7 mm imported belt, Let the movement run more smoothly. Bring high fidelity to restore sound quality. , The imported belt is fine, smooth and fine, without burrs. It is an ideal replacement product for aging belts. Do not bargain or free shipping. Please purchase in the category options. Purchases with hands-on ability, belt sales are not returned, and carefully consider placing orders. Don’t change the belt when you receive it. Or maybe I want to return it. That is despised behavior. thanks