About this item Compatibility: ONLY compatible with Beats Fit Pro 2021 Secure Closure Buckle Design: The security closure buckle design perfectly keeps the earbuds case closed. Don't worry about losing your earbuds anymore. Full Protection: The high-quality hard PC shell offers excellent shock absorption and impact resistance, preventing damage from shocks, dust, crushes, bumps, drops, and scratches. Easy to Install: Easily press the top and bottom covers firmly together to ensure a secure closure; never lose your earbuds. Easy to Carry: With a portable carabiner keychain, it can hang on your backpack, belt, keys, and bag. Take your earbuds everywhere. Dimensions: 6.69 x 4.72 x 0.39 inches.