• Heel friction relief: gel pads help cushion the skin and protect it from friction and pressure, relieving foot pain when wearing new shoes, walking or running for long periods of time. • 100% waterproof: can be worn on the skin day and night, does not come off even when bathing and swimming, protecting you from water, bacteria, sweat and additional friction. • Premium material: the bubble patch is made of high-quality materials, soft and comfortable, lightweight and close to the skin, waterproof design, suitable for swimming, showering and other occasions. • Durable protection: the color of this heel pad is transparent, thin as a cicada's wing, soft and non-abrasive, with high adhesion. Please keep the skin surface dry and clean before use. • Wide application: hydrocolloid patch for different parts of the body, including heels, instep, legs, fingers of hands and feet, etc. Works with most types of shoes, including heels, leather shoes, sneakers, evening shoes, sandals, work boots, etc.