FULL METAL AND GENUINE LAMBSKIN CONSTRUCTION: The headband combines a full metal frame with genuine lambskin leather, providing added comfort, durability and premium aesthetics. COMPATIBLITY: This headband is compatible with Sennheiser HD650, HD660 S, HD600, HD6XX, HD58X, HD580, HD565, HD545, HD535 Headphones, and other models with an earcup diameter of 90-100mm. COMPLETE WITH ACCESSORIES: Comes with various sizes of screws and nuts as installation accessories, it fits seamlessly with most headphones available on the market. SPECIAL REMINDER: Customers who purchase this product need to have some hands-on ability and be familiar with the internal structure of headphones, or complete the modification of the headphone headband under the guidance of professionals. REVIVE YOUR HEADPHONES: Give new life to broken headphones by repairing them or even assembling a new pair using inexpensive parts from the market. Voarmaks Genuine Leather Full Metal Headband Compatible with Sennheiser HD650,HD660 S,HD600,HD6XX,HD58X,HD580,HD565,HD545,HD535 Headphone Replacement Head Beam Band Headset