REMO 20" Ambassador Coated Bass BR-1120-00. Bass drum batter head, Medium-weight head made with a single ply 10-mil Mylar film to produce an open, bright, and resonant sound, plus the added warmth of coated heads. The Ambassador Coated is the most popular drumhead in the world, featuring the perfect combination of warm, open tones with bright attack and controlled sustain. Constructed with 1-ply 10-mil Coated film, Ambassador Coated drumheads are the industry standard for all applications. • MFSKU BR-1120-00 • UPC 757242146897