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.
The Haflinger is a small, sturdy chestnut colored horse descended from the Tyrolean ponies of Austria and northern Italy. It is also known as the Avelignese. Though they are quite small, standing between 13 to 15 hands high, these horses are not ponies.