Pack of 3 pairs: one pair for work shoes, one pair for sports shoes and one pair for casual shoes. Convenient for daily replacement and provide you convenience at any time. Size S is suitable for size 35-39 and size L 40-45. Shock Absorption: These remarkable gel heel pads provide powerful support for your heel and ankle. Provides softness with heel spurs, bone spurs and plantar fasciitis by absorbing shock and feeling tension and stress with every step. Anti-microbial and latex-free: the high quality inserts latex free are antimicrobial to eliminate odors from bacteria buildup for extended use. The inserts are easily washed by hand with a mild detergent if necessary. Comfortable for everyday wear: the heel cups allow special flexible support in the center of your heel, prevent heel impacts and allow distribution even pressure for all-day comfort. Fits Any Shoe: These unisex comfortable gel heel cups can be worn in most shoe styles, including shoes. sports shoes, dress shoes and boots, can be worn all day, perfect for nurses, hospitality workers, runners, dancers, athletes, active people. Size: L: Men 65g, 11.2cm long, 7.5cm wide, 1.5cm high S: Women 45g, 10cm long, 7cm wide, 1 .5cm high.