Remo R-Series Skyndeep Bongo Drumhead 7.15" Black CalfskinThe Remo R Series Skyndeep 7. 15" bongo drumhead with the Black Calfskin graphic fits the hembra position on standard size R Series bongos. Skyndeep technology means the graphic is embedded in the head filmit won't peel or degrade from regular playing. R Series collar design fits R Series bongo hardware. The Black Calfskin look is clean and understated, complementing most bongo shells. Plays like a standard synthetic with reliable response across all