Premium artificial leather material, durable, non-toxic and harmless, soft to wear, offering your feet comfortable massage and relaxation. Effectively reducing heat and friction with good shock absorption and sweat absorption effect, more comfortable and healthier. Widespread use, can be applied to many sorts of shoes such as sports shoes, boots, high heels, scnadals, etc. Easy to clean, lightweight and portable, great necessities for your daily life and convenient for you to carry on trips or hikes. Strong self-adhesive function: Tear off back film and stick from heel to front, 3/4 shoe insole. Specification: Material: Faux Leather+Silicone Optional Color: Beige, Black, Pink Edge thickness: app. 0.2cm(0.08in) Cushion thickness: app. 0.4cm(0.16in) Size: app. 20x8.5x5cm(7.87x3.35x1.97in) Quantity: 1 pair(2pcs) Note: Transition: 1cm=10mm=0.39inch No retail package. Please allow 1-3mm error due to manual measurement. pls make sure you do not mind before you bid. Due to the difference between different monitors, the picture may not reflect the actual color of the item. Thank you Package includes: 1 pair(2pcs) x Insoles(without retail package)