Shark Fin Template — Printable Treats Here is a shark fin template you can use to make your own shark decorations or shark costume. Sponsored Links You can print this shark fin template onto colored grey paper or onto white paper and have kids color it in. Shark Puppet Printable Template - Easy Peasy and Fun Dorsal fin: fold along the dashed lines. Apply glue on the fin part and glue the dorsal fin together. Let’s assemble the puppet. Fold along all of the dashed lines on the shark puppet template. Crease the folds to make them really crisp. Let the design face the table.