Description Highlights 4′ x 4′ size works well for Roland V-Drums TD-02, TD-07, or TD-17 series Durable, nonslip material reliably keeps drums from sliding or shifting Prevents the bass drum and pedal from creeping across the floor Keeps the hi-hat pedal or hi-hat stand in place A drum mat is a must if you have tile, hardwood, or concrete floor NOTE:  Pictures include example of how this drum mat looks under a Roland drum set and hardware which are all sold separately