https://support.coros.com/hc/en-us/community/posts/30813156507924--1-866-738-0729-Does-Singapore-Air-have-a-24-hour-cancellation-policyhttps://support.coros.com/hc/en-us/community/posts/30813156507924--1-866-738-0729-Does-Singapore-Air-have-a-24-hour-cancellation-policy