Set bench at 45-60°. Sit back, let arms hang straight down. Curl both dumbbells simultaneously, keep elbows behind your torso. Squeeze at the top.
Use a low pulley with straight bar. Sit on a bench facing the cable. Keep elbows fixed behind your body. Curl up to chin level.
Sit upright. Curl dumbbell across your body toward opposite shoulder. This hits the long head hard. Alternate arms.
Sit with back support. Press dumbbells from shoulder height to full extension. Keep core tight. Don't arch your back.
Lean forward slightly (30°). Raise dumbbells to the sides with pinky up. Emphasizes medial head.
Sit upright. Raise a plate or dumbbell straight in front to shoulder height. Keep arms slightly bent. Hits anterior delt.
Sit upright on a bench. Hold dumbbells at sides. Shrug straight up — imagine touching your ears. Hold 2 sec at the top.
Use a low pulley with a V-grip or rope. Sit facing away from the cable. Shrug up and slightly back.
Hold a barbell behind your back (glute level). Sit on a bench. Shrug upward. Hits the lower traps and rhomboids.