FeaturesTightly Fit- Soft silicone ear tips cover prefect fit with Bose QuietComfort Earbuds II (2022) &Bose QuietComfort Ultra Earbuds (2023) no extra slits.Easy to Install- Simple and practical tool-free.Non-slip- No worry about earphones being dropped or lost during exercise.Waterproof & sweatproof- Waterproof and sweatproof when you sweat on the eartips cover during exercise just wipe it with a damp cloth and it will be good as new.Specification1. Type: Anti-Slip ear tips cover for Bose QuietComfort Earbuds II & Ultra Earbuds2. Material: Silicone3. Color: Black White Blue Green Pink4. Compatible Devices: Specially Designed for Bose Quietcomfort Ultra Compatible with Bose QuietComfort Earbuds II (2022) &Bose QuietComfort Ultra Earbuds (2023).[Package Includes]3 Pairs x silicone eartips cover（S/M/L)1 x storage boxNOTICE: The earbuds and charging case not includedWe are devoted to providing the best electronic product accessories. If you find any defects or quality problems with our silicone eartap cover please feel free to contact us we will solve your problem within 24 hours!