Elevate the protection and style of your Xiaomi Redmi Band 3 or Smart Band 9 Active with this precision-engineered accessory. Crafted specifically for these models, it features a 12mm inner diameter connector, ensuring a snug and secure fit that minimizes slippage during your daily activities. Made from premium PC material, this durable shell provides long-lasting defense against scratches, bumps, and everyday wear-and-tear, so your fitness tracker remains in pristine condition.The compact design perfectly complements the sleek aesthetics of your device without adding bulk. With a user-friendly snap-on mechanism, installation is quick and hassle-free—meaning you can effortlessly attach and detach the protective case as needed. Enhance your fitness experience with reliable protection that keeps your wearable tech looking and functioning at its best, giving you peace of mind as you pursue your active lifestyle. Perfect for those who value both form and function in their fitness gear.