Features: Experience comfort with our auto adhesive heel protectors, crafted from premium felt component to prevent friction and blisters during long hours of standing or walking. The strong adhesive backing ensures a in any shoe type, while the customizable size allows trimming for a on both adults and children. Ideal for commuters, travelers, and athletes seeking stable foot care solution without compromising shoe aesthetics. Works discreetly in dress shoes, sneakers, or boot during office hours, gym event, or extended outdoor activities. Made with user friendly, breathable felt that combines durability with protections, reducing waste through extended product lifespans. Specifications: Component: felt, back glues Size: 11.2x9.7cm attributes: auto-adhesive design, easy to use; can be cut to meet different needs Practicality: Effectively prevents heel wear and protects Achilles tendon, suitable for daily wear, long-term walking or sports venues Package Includes: Anti-wear Achilles tendon × 2 pieces note: Please allow 1-2cm errors due to manual measurement.  Please allow for slight color differences due to different display resolution