Naw blood no sour cream did wash it down wit messican coke shoutout to them for keeping it treat to soda instead of the shit soda the American companies sell
get at minimum a 25, a 15 won't do anything for you
You should get a 25, 30, and a 35 to start with
look up some kettlebell work outs on youtube, lots of dope ones, you'll grow out of the 25 pretty quick, but it will get your muscles used to the exercises.