Remo BA031300 13" Ambassador Drumhead Clear: Single Ply 10-mil Mylar Film Medium Resonance Moderate Durability Warm, Muted Attack Medium Heavy ITEM DETAILS Not too thin and not too thick, Remo's Ambassador Coated heads are made from one ply of 10-mil Mylar film that resonates with a long, bright tone. They have a moderate durability - as long as you don't wail on them, they'll treat you well for quite a while. Great for heavier jazz or light-to-medium rock! The coated surface gives the head a slightly muted, darker tone than a clear head.