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What You Need To Do Dry Brushing:
To dry brush, use a soft natural fiber brush with a long handle, so that you are able to reach all areas of your body. One with a removable head with a strap for your hand is a good choice.
A loofah sponge or a rough towel can also be used. Most nylon and synthetic fiber brushes are too sharp and may damage skin although I found a softer bath brush with nylon bristles that seems to do the trick. The important thing is to find something...