It will feel like some one is pushing on your teeth. The brackets stick out a bit from your teeth making it feel like you have a full mouth of metal, big lips and your bracket may rub against your lips feeling again like a metal file.
While some breeds may be more suitable than others for a beginner rider, there are always exceptions to the rule. Quarter Horses often make great beginner horses because of their even temperament, but some can be quite hot or energetic for a beginner.
Three good beginner snakes. Corn snakes, king snakes, and ball pythons are three good snakes for beginners. They stay a relatively small (under 6 feet), are docile, and are inexpensive. Corn snakes come in a variety of colors with many breeders working towards producing a variety of colors and patterns.