1.SAFETY -- Made from medical Grade Silicone Gel, our gel pads do not absorb odor and dirt.2.BREATHABLE - Soft gel pads have plenty of air holes for additional ventilation, which help reduce feet swelling, pain and discomfort during the standing long hours.3.RELIEVE PAIN -- Providing a mild massage during any movements thus improving the comfort level and helping relieve pain (metatarsalgia, neuromas, fat pad atrophy, burning sensations and other conditions of the foot), and all the fatigue and stresses.4.REUSABLE -- The ball of foot cushion pads soft enough, when wearing it was like walking on a cloud, and is easily cleaned with warm water and soap.