Silicone Material: Soft gel silicone with slip resistant. Shock absorbing and heel massaging.</br>Heel Supports: The blue area contains soft gel support for the center of your heel. Relieve plantar fascia, bone spurs, heel spurs, bruised heels and other heel pain while walking and standing.</br>Heel Lift: Provide a little heel lift as who has low ankle bone.</br>Get 1 Pair of Unisex Heel Cups: Suggest US shoe size men 6-11 and women 7-12.</br>Tips: Put them into shoes with laces like sneakers, canvas and men's dress shoes will be better.</br></br>Product Description</br></br><b>Specification: </b><br>Color: White + Blue<br>Dimension:4.2" x2.7" x0.39"<br><br><b> Package Include: </b><br>1 Pair Heel Cups<br><br><b>Feature:</b><br>Ideal for both men, women and children use, such as men's dress shoes, men's sneakers, women's boots, women's flat shoes, etc. <br>Ideal gift for nurses, chefs, teachers, and retail clerks who stand all day long.<br>Reduce friction and pressures on heels and arches. Absorb forces that aggravate heel pain and put extra load on joints.<br>Clean by water and air-dry the Heel Cups in an easy way. <br><br><b>Note:</b><br>Please put the Heel Cups under insoles to avoid slipping if your insoles made from furs and plush. <br>Please don't exposure the Heel Cups to the sun after washing to ensure them work as better as the first time. <br><br><b>Nu Wa provides 100% satisfaction service, so please contact us through Amazon to get a warranty service within 6 months.</b><br></br><br/>http://www.amazon.com/gp/product/B01N0HGY3M