Descriptions: Self-adhesive Color: Black Material: Soft flexible gel L*W: Approx. 15*6.5cm / 5.9*2.6inches Height of arch: 1.4cm / 0.55inch 3/4 length design Size: EU 36-37 / UK 4.0-5.0 / US 5.0-6.0 Applications: ? Acupoint massage (Can alleviate fatigue and keep fit ) Correct splayfoot. Reduce the pressure on the heel��extra cushioning. Honeycombed design on the bottom helps ensure insole stable and extra cushioning. Using Method: Align the edge of the insole with the shoe's， lay flat inside the shoe. Maintenance: Hand wash with clean water. Avoid to expose it under direct sunlight. ? ??? ? Why?FootfulTM Professional Footful ��s team is multinational， bringing together expertise in design， manufacture and application of foot care products， delivering the maximum value to the market's needs. Quality Assurance Footful 's manufacturing facility registered to ISO 9000:2011 quality management system standards. Low price Selling online only.? From factory to customers directly， spared the middleman.??? Package Includes: 1 Pair of Footful massage insoles