Complete a pushup then perform a vintage renegade row with each in the dumbbells back one at a time. The classic spinal erector exercises are deadlifts and front squats. You can do dumbbell Romanian deadlifts, Which might help. You may also do goblet squats. That may help, as well. But https://backexerciseswithdumbbell89999.59bloggers.com/31039382/not-known-factual-statements-about-hammer-strength-dumbbells