Paint the surface of the rock using desert turquoise.
Paint an oval shape with pointed ends in the center of the rock using royal fuchsia.
Paint narrow horizontal stripes in bahama blue along the sides.
Paint narrow horizontal stripes in festive green just under the bahama blue stripes.
Using a fine tip paint brush, paint decorative details in the center using metallic silver.
Add the ornament caps to the tops of each paint rock by first removing and discarding the cap loop.
Apply a good amount of clear hot glue to the inside of each cap and quickly, yet carefully press it firmly to the top of the painted rock ornament. Hold in place until glue sets.