Please use it to absorb shock when walking, moisturize and keep your heels. You can also wear socks over the top of the product. Can be washed with water, so it can be used hygienically. Recommended for those who are concerned about cracking in the heel and sole of the foot or rattling the heel when walking; For those who feel impact on the heel when walking; For example, as a countermeasure of dryness, wear it while sleeping; Wear it during daytime activities to reduce the impact of the heel.