Freeze HD6XX - Cooling Gel Earpads for Sennheiser HD6XX, HD58X, HD600, HD650, HD660S, HD660S2, HD580, HD565 & More, Made by Wicked Cushions | Extra Comfortable and Cool | Black. Compatible Devices Sennheiser HD650, HD660S, HD660S2, HD600, HD6XX, HD58X, HD580, HD565, HD545, and HD535 headphones.
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