Simplify the following text for a Grade 6 native English-speaking person.
Original: The distance between the tip of the mouthpiece and the tip of the reed is known as the tip opening . The tip opening has little effect on tone , which is more affected by the design of the mouthpiece 's chamber ( interior space ) .
Simplified: The space between the end of the reed and the end of the mouthpiece is called the tip opening .