Laying On Bench Dumbbell Tricep Extension Alternating Arms

Lay down on a bench face up after you attach a chord to an immobile object like a dumbbell or weight machine then take a dumbbell and a handle in both of your hands keeping your hands above your shoulder and palms inward with your arms outstretched and straight in front of your face slowly bend one elbow keeping your elbows in alignment and inward lower the weight down to just above the crown of your head until your forearm is parallel to the floor then straighten your arm above your face and contract your tricep alternating each arm until the set is done.