Features: Premium silicone ear tips designed for earbuds deliver exceptionals comfort and secures fit, featuring sweatproof antislip grooves to maintain stability during intense workouts while enhancing noise isolation. Specially engineered with patented ergonomic shape and universally compatibility, these replacement earbud earplugs adapt seamlessly to diverse ear shapes without tools, ensuring optimal acoustics performances and long lasting wear. Ideal for active commuters, fitness enthusiasts, and students seeking reliability earphone accessories for extended listening during workouts, study marathons, or daily transit. Maintains perfect positioning during running, cycling, or office hours through its friction enhanced surfaces design, providing uninterrupted music immersion whether you're lifting weights or navigating crowded subways. Crafted from hypoallergenics silicone, these ear tips prevent skin irritation while offering washable durability – a smart upgrade for hygiene conscious users prioritizing ear health and environmental safety. Specifications: Component: silicone Option Size:Small,Large,M,XS,XXS,mixed Size; Size: as shown in picture Color: white Practicality: Effectively prevents earplugs from being lost or damaged, provides a more comfortable wearing experience, and is suitable for daily use and sports scenarios. Package Includes: 10pcs Earplug note: Please allow 1-3cm errors due to manual measurement. Due to the differences between different monitors, the picture may not reflect the actual item color