Adjustable leather tooled tumbler pouches! They are featured on 40oz tumblers but you can adjust them allowing you to place them on your tumbler at home on ANY SIZE. (they do better when your tumbler has a handle, makes it easier for you to hold) Love that you can put whatever you in inside when you are on the go, fits your cell phone, some cash, cards, keys, lip gloss etc. Must have for trips to the casino, home football game, golf trips, tailgates, bbq, you get the point :) enjoy :)