【Design Topic】
* Outside Sports: The Smart watch has many excellence functions for outside sport,my friends like put it on arm,it can avoid uncomfortable caused by sweat.
* Wear Comfortable: Soft, lightweight and easy to wear is the most important theme of this product.
* Easy to maintain: This product can be washed by hand and washing machine, but it is not recommended to wash it with a washing machine because it has a Velcro that may affect other clothes.

【Material matching】
Lycra fabric and Velcro

【Test Standard】
* Strap tension test: 50~70N strength to pull the two straps ends, keep 3~5s, test for 3 times. Result:The appearance of OK, strap without split
* Hand washing test: Put the magic strap into the 40℃container, add the washing liquid, wash the time 30s,then rinse the dehydration to dry.
Result:Normal appearance, no color, decolorization, dyeing and other phenomena; adhesive place will not be degumed.
* Sweat test: environment condition:Humidity ≧90%,Temperature 50℃±2℃.PH:4.7.
Result: No apparent color change.
*Eenvironmental test: verified by third party agency, no harmful substances were found

【How To Use】
Easy to put on and take off:
* Put on: Align the strap connector with the watch strap slot and move the strap to the appropriate position (usually a click sound is heard)
* Take off: Press the button on the back of the Watch to remove the strap that needs to be replaced.

【Maintenance】
* should be cleaned regularly to Keep it neat.
* After cleaning, put it in a cool and ventilated place to dry naturally.
* Avoid contact with sharp and sharp objects to prevent scratches and scratches.

【Customer Service】
* According to amazon's customer service.