4A yoyo style, also known as "Offstring" style, is a unique type of yoyo play that involves using a yoyo not attached to the string, allowing for tricks away from the player's hand. The 4A yoyo design features a wide gap and rubber rims to increase stability and enable elaborate aerial tricks and flashy catches. This versatile style of professional yoyo play incorporates elements from other yoyo styles and continues to gain popularity in the yoyo community for its dynamic performances and challenging techniques. 4A yoyoing showcases the skill and creativity of professional yoyo players, captivating audiences with the yoyo's seemingly magical movements.