As these are wide grip shoulder press but you can also perform the close grip shoulder press as both of them will perfectly work for muscle buildup. (ninjatransformation.com)
This subsequently leads to low muscle buildup in adult life too. (massbuildo.com)
I does not matter if you have just decided to build up muscles or if you can not bulk them up despite constant weightlifting - the Freeletics muscle buildup training can help you achieve your goals. (bodyweight-workout.com)