Well, I just have an idea. You could take a regular sling bag and take one of those 2 yoyo holder
http://shop.yoyoexpert.com/product/470/YoYoExpert-Small-Bag-(2-Compartment)
And put that on the sling bag, so you’ll have a smaller logo to take off. It’s just an idea.
EDIT: heh, oops, please disregard this post, as you already have the bag.