Give your gym or personal training business an extra dose of professionalism by customizing your own envelopes. MyCreativeShop’s catalog of fitness envelope templates has just the right fit for any organization. Simply choose the one that works for you, then use the tools in our online editor to customize it with your own contact details and logo. Print up a box or two (with us or your favorite local shop), then use them to send out invoices, membership applications, and more!