Operates on three power sources: AC adapter

Material: 75% polyamide and 25% spandex

high-compression polyurethane foam provides the ultimate in support

Genairex extended-wear wafer comes with a flexible adhesive collar for ease of movement

Gooseberry Marketing VibraThotics® Shoe Insole, 7 to 7.5 Male, 9 to 9.5 Female Feminine Care Operates on three power sources:VibraThotics Shoe insole uses patent pending technology aimed at reducing numbness and pain in the ball of the foot, pain in the arch of the foot, and pain in toes. The insole for plantar fasciitis and other foot and leg pains is specifically designed for use in most shoes, and provide comfort all day long and relief from persistent leg fatigue. This revolutionary massaging insole helps promote better circulation from fatigue, provide shock resistance