Repair your broken Beyerdynamic headphones with our UPGRADED Replacement Parts made in the USACompatible with the following models: DT 790 / DT 797 / DT 770 / DT 770PRO / DT 770PROHT DT 880 / DT 880 PRO / DT 880PROHT DT 990 / DT 990PRO HS200Dyn / HS 200Rotor / HS 200Trend HS 400Options to choose from - Sides: Left, Right or Both SidesWhy Buy our Replacement Parts?We redesigned and engineered these parts, implemented stronger material in the manufacturing process, and made it possible for the average consumer to replace them with no special skills required. These parts will get your headphones where they belong, on your head. It's going to save you MONEY! No need to pay a professional to get them repaired or buy another pair of headphones.The original parts are flawed in design and material used to cause repeated issues so consumers are forced to buy new headphones, don't be a victim of this scheme to put more money in their pockets. Keep money in your pocket and repair your headphones with our parts kit.UPGRADED, Redesigned, and made in the USA Manufactured with state of the art Multi-Jet fusion technologyMade out of solid SUPER STRONG PA-Nylon 12 material guaranteed to last FOREVER!Temperature resistant up to 130 degrees Celsius 100% Satisfaction Guaranteed or your money backWe proudly stand behind our productsNOTE: These parts are mildly rough and the texture is not smooth. The adjustable headband will be functional but will have a different feel to it.12+ years selling on eBay..buy with confidence