11 Drummers Only

Hey drummers, what do you think about this two exercises?
Please let me know! (pierrecourbois@icloud.com)
See also “DRUMS FOR SMARTIES”

|| : R L R L L R R L R L R R L L : ||

|| : R R R L L R R L L L R R L L : ||

Left handed drummers the other way around of cause.