Hi!
I'm Michael, from the Ballet Foot Stretch Team
Please, read the Medical opinion of Dr Núria Massó (Licensed Bachelor of Medicine and Surgery Doctor of Medicine Specialties, Sports Medicine) about Ballet Foot Stretch.
"One of the most important advantages of this invention is its design, which offers a back support for the ankle, exerting a countervailing force upward against the downward elongated stretching pressure action , maintaining and protecting the space within the tibia, the talus and the calcaneus joint.
The goal is to respect this sensitive joint area in those cases where plantar flexion stretching is taken further more than the usual. Respecting this area is important for preventing the most common ailment associated with excess plantar flexion, such as tendinopathies or rear ankle "impingement"
Read the article here: footstretch.com/blogs/news/70180549-medical-opinion-about-ballet-foot-stretch
If you have any question please write us at info@footstretch.com