Product DescriptionFeatures:1. Inside of the heel: non-slip silicone design, not easy to fall off.2. Inside of the sole: According to the design of the human foot sole, there is a massage effect.3. Mesh breathes better and reduces stuffy heat.4. Wearing a single shoe, wearing high heels, walking on the road leads to pain in the soles of the feet.5. These 3D air cushion socks are beautiful and healthy and fully protected.Specification:100% brand new qualityItem name: Arch Massage SocksMaterial: nylon, sponge, siliconeColor: As the picture showsSize: 8.5cm/3.35inch*20.6cm/8.11inchPackage includes:1 pair of 3D Arch Massage SocksNote: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.2. Please allow 1cm/0.39 \"-3cm/1.18 \" measuring deviation due to manual measurement.ColorBlack***RUYI821**