Originally Posted by Pikachu256
NO. You order only with your Wii serial number (not WiiMote) and up to 4 jackets per Wii. Just the same way they did for the straps. It doesn't matter how many WiiMote you actually have. They have problem with their websites, so just call the phone number to place order. If you have not registered your Wii, you'll have to do that before placing order. You provide your address and e-mail during the registration process.
If you ordered only one and later get more WiiMote (old package without the jacket), you are probably stuck and cannot order more. There is no reason not to order 4.