The trapezoid shape ARM WAVE ZIPPER SLEEVE for all enthusiastic SPORTS (Soccer, Basketball, American Football, Track and Field, Baseball, Hockey, Gymnastics, Handball, Cheerleading, Rugby, Boxing, Swimming, Cycling, Wrestling, Tennis)  FANS and SUPPORTERS. The Zipper Sleeve is soft, comfortable, light, hand-free, hassle-free, and can be worn for hours. It consists of two major components the "Arm Sleeve" and "the Wing". The underarm attached piece "the WING" is removable, replaceable, and rotatable. The "Arm Sleeve" portion, can be worn on both the Left or Right Arm. For each piece, the wearer can operate separately. If separated the user can wear the "Arm Sleeve" on the Left Arm and wave the "Wing" with the "Right Arm" and visa versa. The fabric is customary for all prints. We can print faces, numbers, logos, etc.