If you want sculpted arms and shoulders, I'd follow this trainer's 5-move upper-body kettlebell routine
The triceps extension requires a degree of shoulder and back mobility to perform without leaning forward or excessively arching the spine. Keep your elbows tucked in and focus on staying tall through ...
fitandwell2y
What size kettlebell should I get?
Kettlebells traditionally range from 5lbs (2kg) to 200lbs (90kg)—but size and weight are not the same thing. Competition-style kettlebells have a uniform size, regardless of their weight. They are ...