Just noticed a number of new Model X accessories at shop.teslamotors.com including new sunshades for the rear hatch and falcon wings:
Tesla — Model X Falcon Wing Sunshades
Tesla — Model X Rear Liftgate Sunshade
$110 each which mean for $220 you can have a sun-free Model X
Tesla — Model X Falcon Wing Sunshades
Tesla — Model X Rear Liftgate Sunshade
$110 each which mean for $220 you can have a sun-free Model X