Features: The nylon strap have multi colors. You can change the colors every day, combining different costumes, different times, different mood, for fresh and good feelings every day. Highlight its unique aesthetic qualities. Safe and comfortable: which are made of high quality nylon. It is very soft, lightweight and breathable, comfortable to wear, which won'for t irritate your skin. The strap has a unique pattern design, which adds a sense of fashion and makes your Band look more advanced. Easy to put on and remove: The adjustable nylon strap allows you to adjust the size based on your wrist size, it is easy to get the fitness tracker on and off the nylon band. This watch strap made of soft and non-allergenic nylon, prevents skin from irritation. Flexible, lightweight and water resistant. Specifications: Material:Nylon Color:Aquamarine/Ice Ocean-Blue/Reflective Black/Powder Sand/Fengyun for Grey/Official Black/Seashell/Seven Colors/Cape Blue/China Red for Mi for Smart Band 7 Note: 1.Please allow 1-2cm errors due to manual measurement, make sure that you do not mind before you order. 2.Due to the difference between different monitors, the picture may not reflect the actual color of the item. Thanks for your understandings. Package includes: 1x Watch Strap