Helps relieve plantar pain and the feeling of overheating. Helps reduce pressure and absorb impacts. Elevates the heel to help relieve discomfort caused by plantar fasciitis. Features: Medical-grade silicone heel cup with double cushioning. Slim, lightweight, and ergonomic design for easy placement. The blue area is softer and provides greater cushioning. Reusable. Suitable for use with socks, stockings, and regular footwear. Placement: Place the heel cups inside your footwear with the blue area facing up, in contact with the heel. Always use on both feet to avoid leg differences, unless you want to correct the height of one of your limbs. Do not use on open or wet wounds, or if you are allergic to any of the materials. Consult your doctor for diabetics or those with poor blood circulation. External use. Before use, check that the skin is dry. Contains a high-quality medical-grade mineral oil that may seep into absorbent surfaces: protect against color-fast fabrics. Do not use for more than 16 hours per day. Discontinue use and seek advice or a healthcare professional if skin deteriorates or becomes irritated. Inspect skin regularly. Keep out of reach of children.