• 【Precise Fit】 Designed specifically for Xiaomi Redmi Band 3 / Smart Band 9 Active with a 12mm inner diameter connector for a snug and secure fit
• 【Durable Construction】 Made from high-quality PC material, ensuring long-lasting protection for your fitness tracker
• 【Compact Design】 Slim profile with dimensions of 5.4 x 2.73 x 0.82cm, maintaining the sleek look of your device
• 【Easy Installation】 Snap-on design allows for quick and effortless attachment to your fitness band
• 【Enhanced Protection】 Provides a protective shell that shields your device from scratches, bumps, and daily wear

Specifications:

• Material: PC (Polycarbonate)
• Dimensions: 5.4 x 2.73 x 0.82cm
• Weight: 0.001kg
• Inner Diameter: 12mm