Based on your selection, you are getting 1 piece of gold mask only
In order to get the free black masks, you need to buy 5 pieces of gold masks, by selecting 5 sets of it.
So you have to pay 16.90 X 5 = $84.50 to get 1 black for free
we hope this explains
Have a blessed day ahead!
Feel free to contact us at 8425 5525 should you need further assistance.
Thank you for shopping with COCOMO!