The full insole pad is made molded medical grade silicone to absorb impacts in the area of heel and metatarsus area and reduce the shock and vibration to the joints, back and hips. Extra-soft green insert can give softer cushioning and comfort. The pad with vents also can provide good ventilation. It is non-allergic for skin and odor free. Very easy to be washed by hand and dry it in the air. It can be trimmed by scissors to fit your size and suit to the most footwear.The Super Ortho Silicone Full Insole Pad (O0-014) – Small is designed to provide full-foot cushioning and shock absorption, ideal for individuals with smaller shoe sizes. Made from high-quality medical-grade silicone gel, this insole pad cushions the heel, arch, and forefoot areas to reduce pressure and alleviate foot pain caused by conditions such as plantar fasciitis, metatarsalgia, and general foot fatigue. The small size fits smaller feet comfortably, and the flexible, durable silicone gel conforms to the natural contours of the foot for enhanced support during walking, running, or standing for extended periods. The insole features a non-slip surface to keep it securely in place within the shoe.