Feature: Comfort: 4D insoles cushioned energy-return pads improve foot and leg alignment, enhance comfort and help relieve stress and pain caused by flat feet (pronation), bunions, arthritis and diabetes. 4D Cloud Technology Insole works by balancing the load on the foot and by using ergonomic materials and designs to improve cushioning and support for the foot. Breathable and Sweat-Wicking: Cloud stride 4D insole unique perforated honeycomb design of the insoles ensures air circulation and remains breathable. The latest generation of materials can effectively prevent foot odor. Insoles natural moisture wicking and quick drying fabric with ventilation holes to keep your feet cool and dry all day. Acupoint Support and Pain Relief: 4D Soles are designed with up to 9 acupoint stimulation points, which help to enhance foot circulation, relieve discomfort from long-term walking or exercise, and improve walking comfort. 4D soles can relieve the discomfort of the metatarsal arch and heel, corrects abnormal walking patterns. Shock Absorption and Non-slip: The elastic rubber insole with unique honeycomb is specially designed to completely absorb shock and reduce stress on your feet with every step. The Foot & Joint Support Insoles also feature arch support to help maintain the natural shape of the foot and reduce discomfort in the arch area. U-Heel Design: Cloud insoles keep feet upright and balanced. Reduce friction between feet and shoes. A comfortable and elastic gel insert at the bottom of the insole makes shock absorption more effective. Constant Temperature Design. 4D cloud insoles keep your feet warm. Suitable for all kinds of sports. Specification: Package Included: 1Pair * Insole Note: 1. Due to the different monitor and light effect, the actual color of the item might be slightly different from the color showed on the pictures. Thank you! 2. Please allow 1-3cm measuring deviation due to manual measurement. ( 1 inch = 2.54 cm )