Oral-B electric toothbrush head cover

I like to just throw my Oral-B electric toothbrush into my wash bag when traveling. To protect the bristles, I created a small snap-on cover for the head. There are different versions of the Oral-B heads, and I created two covers. The first one, "round", is a snug fit for the standard round Precision Clean heads. The second one, "elongated", is more universal, and fits the larger elongated FlossAction and ProWhite heads, but can also be used with the round standard heads. It just wiggles a bit o