During the courses of peak performance buoyancy you will learn how to glide effortlessly, use less air and ascend, descend or hover, almost as if by thought. The main tasks for reaching such skill are to know how to: trim your scuba gear so you’re perfectly balanced in the water, streamline to save air and move smoothly through the water, hover effortlessly in both a vertical position and a horizontal position and know nuances in determining weight so you’re not too light nor too heavy by even a slight degree.