Inner diameter: 5.0 cm Outer diameter: 8.0 cm Thickness: 4 mm Material: synthetic fibre Weight: both ear cushions together 7 g Colour: black / red Compatible with the following device models: Poly Blackwire C5220 Poly Blackwire C5210 Poly Blackwire C7225 Replaces the following original accessories: Plantronics 205300-01 Plantronics 0017229150553 Poly 220484-01 Poly 783R8AA Poly 0017229150553 .
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