These replacement slider covers are designed to perfectly restore the look, function, and comfort of your Beyerdynamic headphones. Made from high-quality and durable ABS material, they provide long-lasting strength and stability, ensuring your headphones remain in excellent condition even after years of use. The slider covers are fully compatible with a wide range of Beyerdynamic models including DT 770, DT 770 PRO, DT 770 PRO HT, DT 880, DT 880 PRO, DT 880 PRO HT, DT 990, DT 990 PRO, DT 790, DT 797, HS 200 Dyn, HS 200 Rotor, HS 200 Trend, and HS 400 headphones. Each package includes a left and right slider cover, offering a complete and balanced replacement solution. The precision design allows you to reuse your original headset screws for a secure and accurate fit, while the pre-cut plastic threads make assembly smooth and effortless. Installing these parts requires no additional tools or hardware; you can simply attach them using the screws from your existing headphones. This makes the installation process quick, convenient, and accessible for anyone, even without technical experience. These replacement slider covers are 3D-printed and carefully finished to match the original design and dimensions, providing both visual harmony and mechanical reliability. Over time, headphone sliders can wear out or crack from repeated adjustments, leading to looseness or imbalance. Replacing them with these high-quality covers restores the structural integrity of your headset and ensures that the earcups stay firmly in place for consistent comfort. The sleek black finish blends seamlessly with the original Beyerdynamic design, giving your headphones a clean, like-new appearance.