What is the Pro-Tec Athletics Foam Roller? A handy, travel sized foam roller for the relief of muscle tightness, stretching & myofascial release. Designed for athletes spanning a variety of disciplines including distance sports such as running, triathlon & cycling as well as flexibility training & yoga. The Pro-Tec Athletics Foam Roller 4" x 12" is suitable for both self-applied physiotherapy & sports rehabilitation. When can I use the Pro-Tec Athletics Foam Roller? Due to its compact 4" x 12" size, the Pro-Tec Athletics Foam Roller can be used at any time, in any place. Simply pop it in your race pack on competition weekends or your work bag for lunchtime stretching. Easily alleviate problem areas including; adductors, hamstrings, IT b&, upper arm & the upper & lower back whether at home or in the gym. How does the Pro-Tec Athletics Foam Roller work? By using the weight of the body to perform self-massage, softening & lengthening the fascia through application of pressure, stretching muscles & tendons whilst increasing blood flow to the affected area.