●Wide compatibility: perfect for record players, CD-ROM video devices, Walkmans, DVD drives and more. ●Premium rubber material: these straps made of high-quality rubber provide durability, stability and vibration-free performance. ●Exceptional durability: these straps have remarkable wear resistance and maintain the right tension without deformation. ●Various sizes: different sizes in the range of 40-135mm meet different usage requirements. ●Practical pack: each pack contains 100 belts, so you have enough for different devices and spare parts.