Heel pad pain', 'Arch pain' and 'Ball of foot pain' are common foot complaints. All result from repetitive micro-injury to the soft tissue structures of the foot. Shock absorptive cushioning for Heel Spurs/Plantar fasciitis Comforts tired and aching feet Reinforced, to reduce ball of foot stress Optimal porosity for shock absorption Pack contains one pair. Three sizes are available. Choose the size that corresponds to your shoe size. Small UK (4-6.5) Medium UK (7-8.5) Large UK (9-11)