Prestini Kangaroo Sax Pad Set For Selmer Super Action 80  Alto Saxophones. Plastic Resonator Black Kangaroo Leather. Thickness is from 4.2mm to 4.4 mm. The Sizes are the following. Manufactured in th United States. 

2- 9.0 mm.
1-14.5 mm.
5-18.5 mm.
3-24.0 mm.
2-27.0 mm.
3-30.0 mm.
1-32.0 mm.
1-34.0 mm.
1-36.0 mm.
1-38.0 mm.
2-40.0 mm.
1-42.0 mm.
2-48.0 mm.