I have yet to encounter paper bubble tea straws.
Idea: Colour-coded tableware and utensils for eateries that have waste, recycle, and compost bins. Because sometimes you're unsure about which bin to throw things in and end up just throwing everything in the waste bin. Red stuff goes in a waste bin, green in a recycle bin, blue in compost – simple!
Idea: A seafood tower, but for meat. Wings, ribs, kebabs…
Shirt Idea: Jersey Mike's' logo, but it reads "Prison Mike's." "Prison Mike's Soaps"?