Powerstroke P3 Ebony 5" Black Dynamo features midrange and low-end resonant tones with a pre-cut 5" hole with a Dynamo reinforcement ring installed. Constructed with 1-ply 10-mil Ebony film with a 10-mil inlay ring and 5" Black Dynamo, the Powerstroke® P3 Ebony drumhead provides a perfect balance of mid and low tones that has made Powerstroke Ebony of Remo's most popular resonant Bass drumheads.