Biotolot Natural Coconut Fiber Mat (Various) from $5.45 + Free Shipping w/ Prime or on $35+
It seems to be still working for me on both my Prime and non-Prime accounts. Sometimes they can be testy and say they are not working but then show up when you refresh. If on phone, make sure you tap the arrow that appears in the promo code box to apply code before tapping the Continue button. Hope that helps.
