size Regular model: length 9CM, width 8.5CM, thickness 0.3CM Dispensing width: length 9CM, width 8.5CM, thickness 0.5CM Upgraded model: length 9CM, width 8CM, middle bulge thickness 0.7CM, cushion thickness 0.5CM Weight: regular model 11.4g, upgraded model 13g, dispensing model 12.5g Color: Regular: Skin Tone, Black, Pink, Gray Upgrade: skin tone, black Dispense Width: Skin Tone, Black Material: cotton, nylon, sponge, combed cotton SOFT MATERIAL: The forefoot pad is made of a stretchy, lightweight knitted fabric that reliably crosses the entire sole of the foot for prolonged standing or rubbing for all-day comfort, unisex. Non-slip: The metatarsal dance insole design reduces the friction between the sole and the shoe, effectively preventing slippage; provides good cushioning for your forefoot, improves pressure distribution, and reduces the pressure on the sole of the foot. Invisible from the outside, invisible foot socks are invisible, easy to match with various shoes, such as high heels (especially fish mouth high heels), single shoes, casual shoes. [Easy to Wash and Reapply]: The soft fabric forefoot pad can be cleaned easily and quickly with warm water and soap and provides cushioned support and reliability throughout the sole of the foot. Breathable elasticity: Soft and comfortable cotton honeycomb fabric front foot pad, unique opening design, can form unique pores on the foot pad, let the air circulate freely, effectively relieve foot sweat and absorb excess water.