Features:Soft, comfortable, features in health protection, massage, relaxation, etc.Ideal for ladies' shoes, high heels, leather shoes, athletic shoes, new shoes, etc.help you adjust the space of inside shoes, make your shoes more comfortable and suitable for your feet.Soft silicone gel material prevents heels from scratching and blisters.Protect and relax heels and make any types of shoes comfortable.Pamper your feet with a walking-on-the-cloud joyfulness.