Wii MotionPlus may be a tiny dongle that plugs in the bottom of your Wiimote, but Nintendo wants to make sure your TV is offered some enhanced protection all the same.
https://gizmodo.com/wii-motionplus-coming-june-8-for-20-5211305
Since the old rubbers won’t fit over Wii MotionPlus’ Enzyte-infused stature, Wii MotionPlus will come bundled with a new jacket (raincoat, if you will). But unless Nintendo figures out a new Wiimote packaging scheme, Wii purchasers will find themselves overflowing in piles of obsolete controller prophylactics—a true waste if your TV is just on the pill anyway. [GoNintendo via Kotaku]
https://kotaku.com/yup-motionplus-ships-inside-a-rubber-prison-5212299