●Environmentally friendly material, soft and skin-friendly, stable performance. ●Comfortable material - Made of flexible and durable material, comfortable to wear, environmentally friendly and safe for human skin. ●Perfect design: thanks to improved and improved quick-release pins, you can control the switching on and off quickly and conveniently. ●Multiple occasions - Various popular colour options for women, men, boys and girls. Adjust your watch to your mood and outfit in daily life ●High quality material, stain resistant, easy to clean.