WHY CHOOSE OUR ODCPN PORTABLE PHYSICAL THERAPY EQUIPMENT? A. Our slant board for calf stretching is made of 11 layers of AA-grade poplar wood core and weighs only 4.5 pounds. Upgraded screws support up to 300 lbs adult standing. The non-slip EVA base & PVC sandpaper surface prevents slipping during calf stretching or squatting. In addition, it is equipped with two SGS-certified TPE materials, non-toxic, latex-free physical therapy bands to meet more training needs.; B. The adjustable slant board measures 11.77" D x 15.55" W x 1.38" H adjustable to 5 angles: 23°, 30°, 35°, 40°, 45°. You can choose different levels of calf stretching from easy to hard. The calf stretcher slant board is suitable for beginners and experienced exercisers and all body types to add variety and challenge to a workout programme.; C. A slant board for exercise equipment helps you stretch your calves, improve circulation and help the body recover from plantar fasciitis, Achilles tendon injuries, shin splints, calf strains, and other foot and ankle injuries and pain. The posture board can also be used to improve sitting posture and for rehabilitation. D.Our calves stretcher is ideal for physiotherapy, calf stretching, yoga and rehabilitation. It can be used with one or both feet at the same time and is easy to carry to the office, home, gym, physiotherapy room. We also have a special training guide for different movements to help you use it correctly and avoid injury!