Prestini Flute Set for Yamaha Instruments. Double Bladder Pressed Felt. Manufactured in the United States. Best Quality for the price even better than OEM. Ships Next Business day. Sizes are the following:

3- 12.0 mm

2- 16.5 mm

8- 18.0 mm

3- 19.5 mm 

Thicknes  2.7 mm 

3.0 mm Hole

Hand Made in the United States