I just used whatever we had at home 🤪 I used the finest one first but it didn't add enough texture so I ended up using a slightly rougher one. Personally, I don't care how it looks, but it might be an issue for other people, so they probably shouldn't try it on their precious tabletI just used whatever we had at home 🤪 I used the finest one first but it didn't add enough texture so I ended up using a slightly rougher one. Personally, I don't care how it looks, but it might be an issue for other people, so they probably shouldn't try it on their precious tablet