No more pain from wearing high heels, instant relief from sore feet. Invisible and stylish ideal for all fashion footwear high heels and sandals. Non slip gel insoles will keep their position even with the most vigorous movement, for the long days or nights on your feet. Massages the foot preventing blisters and sores forming. Easy to position in the shoe under the ball of your foot. Simply wash and wear from shoe to shoe. Contains 1 pair.