This item is only replacement bands, without tracker. It is made of premium stainless steel which is durable environmental, waterproof, and healthy material, screwless simple to use. The size can be adjusted to the circumstance of individual wrist. Easily switch your watch to a new color in seconds. This wristband can fit your daily style and any occasion._x000D__x000D_Features_x000D__x000D_- Color: Black._x000D_- Material: Stainless Steel._x000D_- Size: 23 x 1.35 x 0.7 cm._x000D_- Fashion, stylish and durable, this wristband is replacement for xiaomi bracelet smart wristband 2._x000D_- The size can be adjusted according to the circumstance of individual wrist Easy and simple to use original metal buckle._x000D_- Turns your fitness band into a fashion statement. Protecting well to your fits._x000D_- Easily switch your watch to a new color in seconds. Comfortable to wear._x000D_- This wristband can fit your daily style and any occasion.Packing list:1 x Protective Shell Cool Metal Replacement Strap Wristbands Stainless Steel Smart Bracelet Accessories for Xiaomi Mi Band 2 (Black)