Handstands are used in many activities, including acro dance, acrobatics, cheerleading and gymnastics. Some type of handstand is performed on all gymnastic equipment. Many tumbling skills pass through a handstand position as part of the action. Breakdancers use handstands in freezes and kicks. Sometimes a handstand is used as a starting position for diving. In games or contests, swimmers will sometimes do underwater handstands on pool bottoms with legs and feet extended above the water.