This Dexnor rugged protective case is custom designed for SHOKZ OpenFit Air only, featuring precise cutouts for easy access to the charging port and indicator light (charger not included). Built with a sturdy locking latch, four reinforced shockproof TPU corners and a crystal-clear PC window, it offers reliable military-grade protection against drops, bumps and daily scratches while retaining the sleek look of your earbuds. Equipped with a durable anti-rust carabiner and keyring, it allows convenient attachment to backpacks, belt loops and keychains for effortless portable carrying. The package also includes a retractable multi-functional cleaning pen with dual nylon brushes and a soft flocking sponge, enabling gentle, scratch-free deep cleaning for hidden crevices for comprehensive daily protection.