Respira Air-Release Soft Gel Pad - BlackThe Acavallo Respira Air Release Gel pad allows a continuous horizontal air flow thanks to the new innovative structure of the gel. This new gel design provides a multitude of little bulges with lateral holes permitting an even more effective, horizontally directed air circulation and increased shock absorption. Besides creating a cushion effect every time they are compressed, the bulges generate a flow of refreshing air that keeps the back of the