Ski boot with a lever having independent adjustment devices

A ski boot comprising:

• a shell;
• a front quarter connected to said shell;
• a rear quarter pivotally connected to said shell;
• a lever element having a first end which is pivotally connected to said rear quarter;
• at least one foot presser arranged inside the ski boot;
• a winding device supported by said lever;
• a first traction element having a first end which is connected to said winding device, the first traction element further having a middle portion engaging with said foot presser, and the first traction element further having a second end which is connected to a fixed portion of the ski boot;
• a second traction element interconnected between said front quarter and a second end of said lever which is opposite to said first end of said lever thereby for closing said front and rear quarters;
• and a flexible sheath element in which is slidably accommodated said first traction element, said sheath element having a first end which is rigidly connected to said lever and a second end which is rigidly connected to a fixed part of the ski boot, and said winding device having exclusively only the first traction element of said first and second traction elements connected thereto.