
Pretty but not very functional. It's either too loose or too tight. If you tighten it to make the HR function work properly, your skin will get caught in the limbs or the hair on your arms will get caught. If you loosen it to avoid this drama, the heart rate sensor will not work properly. I have yet to wear it to bed but I can't imagine it will be very comfortable. I also find it necessary to comment on the quality. It's naturally cute, and while I know it's only $22, I still feel like it's pretty cheap. The group is very glossy, but the frame is very matte. Also note that some links open very easily while others I had trouble with.

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