https://support.coros.com/hc/en-us/community/posts/30809996186772--All-Information-%F0%9D%9F%99-%F0%9D%9F%A0%F0%9D%9F%9E%F0%9D%9F%9E-%F0%9D%9F%9E%F0%9D%9F%9F%F0%9D%9F%9A-%F0%9D%9F%A0%F0%9D%9F%9E%F0%9D%9F%9D%F0%9D%9F%9A-%F0%9D%94%BE%F0%9D%94%BC%F0%9D%95%8B-

https://support.coros.com/hc/en-us/community/posts/30809996186772--All-Information-%F0%9D%9F%99-%F0%9D%9F%A0%F0%9D%9F%9E%F0%9D%9F%9E-%F0%9D%9F%9E%F0%9D%9F%9F%F0%9D%9F%9A-%F0%9D%9F%A0%F0%9D%9F%9E%F0%9D%9F%9D%F0%9D%9F%9A-%F0%9D%94%BE%F0%9D%94%BC%F0%9D%95%8B-%F0%9D%94%BD%F0%9D%94%B8%F0%9D%95%A4%F0%9D%95%8B-%E2%84%9D%F0%9D%94%BC%F0%9D%94%BD%F0%9D%95%8C%E2%84%95%F0%9D%94%BB%F0%9D%95%8A-%F0%9D%94%BB%F0%9D%95%96%F0%9D%95%9Dta-Does-%F0%9D%94%BB%F0%9D%95%96%F0%9D%95%9Dta-have-a-cancellation-policy
read more..