This is a Brand NEW 2017 Pane/Sheet of 20 Forever "Sharks" stamps - showing the Mako, Thresher, Whale, Hammerhead, and Great White species. They are listed as Scott #5223-5227.
They are in Mint Never Hinged NEW Extremely Fine condition. This Pane of 20 Forever First Class stamps has a face value of $13.20.