To help provide extra power, these racquets offer a larger sweetspot, easy maneuverability, and some added reach.
Players with arm issues or players just wanting a more comfortable feel will want these racquets. These racquets will have a larger sweetspot and typically will have a technology specific to vibration dampening.
These racquets are typically lower powered, allowing the player to swing more aggressively. They're providing the feel needed for control and placement.