The material is lightweight and comfortable, and the bottom is designed to be non-slip,Adjustable Velcro
FOR THE RELIEF AND TREATMENT OF PLANTAR FASCIITIS: Relieves foot and heel discomfort caused by plantar fasciitis, Achilles tendonitis, heel spurs and tendon arch pain.
Can be used at night: wear it before bedtime, it is easy and quick to put on and does not interfere with normal daytime activities. Provides a therapeutic stretch to the plantar fascia that allows it to heal.
DESIGN ADDITIONAL IMPROVEMENTS: medical grade material for greater foot comfort, wider toe spacing for greater comfort and faster healing.