Includes 2 Pairs (4 Heel Cups) of our KidSole Heel Cups. They are perfect for US Kids Sizes 1-6. It is 10 CM long and 6 CM wide.;The heel cup is made out of synthetic dual density TPR gel with a slip resistant design.;Heel cup provides extra cushioning for the heel and will help promote healthy foot growth in children and teens.;Our KidSole Heel Cups are designed to be shock absorbing and will aid in comforting those suffering from plantar fasciitis, heel spurs, and ankle pain.;Our heel cups are designed to keep your feet feeling good ALL DAY.