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) – Large offers full-foot cushioning and shock absorption designed for larger feet. Made from premium medical-grade silicone gel, this insole provides effective support to the heel, arch, and forefoot, helping reduce foot fatigue and pain caused by conditions such as plantar fasciitis, metatarsalgia, and general discomfort. Its flexible yet durable design contours naturally to the foot, ensuring comfort during walking, running, or standing for long periods. The non-slip surface keeps the insole firmly in place inside the shoe.