These pocket squares are the perfect size 16" x 16". I never recommend taking a watch smaller than 12 inches, but for me 16 inches is ideal because there is enough material to hold it in place and not fall in your pocket. They're also nice and thin so you can easily fold them. I prefer the full fold because it's a good everyday fold for any occasion, but if your pocket square is too thick, layering can be a problem. They are thin enough to be removed and since they are cotton they are very…