Rocking table mechanism The C# and Bb keys have a rocking table mechanism that allows for optimal speed and fluidity between these pitches. Double connected table key Not only are the C# and Bb keys connected with the oscillating table mechanism, but the C# and B have also adopted this same motion. "Indented" white shell keys A player's fingers will rest comfortably in the indented white shell keys. The white shells also enhance the beauty of the instrument while also preventing the player's fingers from slipping during technical passages. Metal thumb rests Both thumb rests on the saxophone are metal to match with the style of the saxophone and the right hand thumb hook is adjustable so that the performer can customize the feel of their saxophone. Pointed pivot screw The pivot screws that are used have a pointed end which facilitates an accurate center and precise action. Air-tight waterproof pad The pads are completely air-tight which supports stability in playing and their life is extended thanks to being waterproof. Metal resonator The metal resonators give clarity to the sound of the instrument in all dynamic ranges. Blue steel springs Blue steel springs give the player quick response and are much more resilient than stainless steel (they also last much longer).