INJURY PREVENTIONThis adjustable slant board helps to make your muscles muscles and calf stretching which helps physical recovery from plantar fasciitis,calf strains,shin splints, achilles tendon injuries,ankle injuries and pain and also helps you to stretch properly and reduce the chance of injury. HIGH QUATITY & STABILITYThis calf stretcher slant board is made of high quality ABS environmentally friendly material which has no odor.This slant board uses 8mm solid steel pipe and triangle structure design to make more stable. ADJUSTABLE STATION BOARDThis multi-functional slant board is adjustable to 5 positionsnot which is not only meets the use of different age groups, but also lowers the threshold from entry to professional. Anti-slippery designFeatures magnet massage and a plastic/rubber lip for heels to prevent your feet from sliding off the board. This slant board has four non-slip pads on the bottom to accommodate different floor which is very solid. EASY TO CARRYThis slant board for calf stretching is a very popular alternative to the heavy wooden slant board and is suitable & flexible for use in home, office, travel and indoor-outdoor exercise.