HEEL & FOOT PAIN Using ProStretch daily reduces pain and inflammation caused by plantar fasciitis, achilles tendonitis, severs disease, shin splints, and tight calves & hamstrings. ProStretch isolates the lower leg muscles, tendons, and ligaments to ensure a deep, effective stretch that helps reduce injuries.PHYSICIAN TRUSTED & APMA ACCEPTED Medically proven and found in physical therapy clinics worldwide. The gentle motion of the ProStretch provides a deeper and more effective stretch than conventional methods. APMA Accepted.SLIP-RESISTANT PADS Advanced rubber strips on bottom of ProStretch protect against moving and sliding, allowing for a safe and effective stretch.PROVEN EFFECTIVE DESIGN Unique rocker design holds the foot in the optimal position for an accurate and efficient stretch that increases flexibility and enhances overall performance. Ensures that the calf stretcher does not slide when used on any surface.MADE IN U.S.A. - Fits adult shoes up to size 12. Recommended weight limit 250 lbs. Wear socks and athletic shoes while using ProStretch. Stretching guide included. Note: Due to the light and screen setting difference, the item's color may be slightly different from the pictures. Please allow slight dimension difference due to different manual measurement. Sold by-Minnanxin