Describe : Reduced Friction and Discomfort: Improves all-day comfort by relieving pain from calluses caused by prolonged standing or rubbing. Fits most tennis shoes, boots, flats and most shoes without pinching. Reduces pressure on the ball of the foot, providing weight distribution and shock absorption when walking, running and standing.
Specification : Material: Nylon + Rubber Wire Size: S/M/L Size: length and width about S 8 x 8 cm / M 9 x 8 cm / L 9.7 x 8 cm Applicable gender: unisex/male and female Quantity: 1 pair