Summersault collection by Erin McMorris, was perfect (and on sale!). The contrasting fabric felt risky when I was picking them out, but I like the combination in the end (Frippery by Thomas Knauer).
this kind, with the teeth on the inside).
Another application for handmade bias! I get a ridiculous amount of use out of my bias tape makers (I have two, and may need to invest in more sizes!)