About this item Compatible ModelsThis case is only compatible with Ultra Open Earbuds 2024 new releases. Please note: It is not compatible with QuietComfort Earbuds II (2023), QuietComfort Earbuds Ultra (2023), QuietComfort Earbuds (2020), and sports earbuds. Safety Lock DesignThe case features an integrated design with a safety lock that secures the cover firmly, preventing the loss of earbuds due to accidental opening. It's easy to open or close the top cover with one click, ensuring a snug fit. No more worrying about losing your earbuds! 360° Ultra ProtectionOur rugged case is made of military-grade wear-resistant thermoplastic polyurethane (TPU) material, which is anti-aging, non-yellowing, anti-scratch, and shockproof, providing reliable protection from shock, dust, crushing, bumps, drops, and scratches. Worry-Free ChargingThis case cover fits perfectly, is easy to install or remove, and does not affect charging. You can quickly charge your earbuds without taking off the protectiv