Disposable gloves are handy to have in the kitchen when handling meats such as chicken. They're also good to use when cutting chilis, peppers and onions.
For the few dollars it takes to put 500 Disposable Glovesin your kitchen, it's worth it for the added health factor and convenience. If you think about it, you spend more on soap and a couple of paper towels you probably use after you hold chicken or Jalapeños.
Most gloves are one size fits all, especially the "affordable" ones. It's fine if too big a bit, but if you have big hands you may want to insure the size if big. You don't want to tear the glove trying to force it on your hands.
You get 500 in this box, and that can last as long as a year, which makes it a low investment. Find this online at Amazon for less than $8.00 which is less than one penny per day.