Velor, silver gray Includes foam discs to cover the systems SUITABLE FOR: DT 511 DT 770 PRO X Limited Edition DT 770 old / DT 770 Edition / DT 770 PRO / DT 770 PRO HT DT 797 PV DT 801 / DT 831 / DT 880 old DT901 MMX300 HS 300 CUSTOM ONE PRO (PLUS) / CUSTOM STUDIO / CUSTOM GAME