Silicone 【Heel&Feet Overnight Treatment 】Wiht lotion, wearing our socks all night. All feet problem will gone. Give you delicate feet 【Smaller Feet Would be Better】Our socks may suitable for women feet number 4-10. Men 5-8. Notice it before purchase 【Safe for Sensitive Skin】Our open toe socks are made of high quality silicone. No worry for senstive skin 【Stretchable】Elasticity is perfect.Can be adjusted slightly according to the size of the feet 【Breathable】Holes in different side. Won't let your feet get stuck in this socks Tbestmax 12 Pcs Silicone Gel Socks for Dry Cracked Feet Heels Women - Day & Night Socks - W4-10 | M5-8