Customer Service Mosstek take full ownership and responsibility forthe products under Mosstek brand. Customer satisfaction is important to us: No Worries Guarantee: Shop with us, 100%satisfaction is guaranteed. If there is any quality problem, hassle freereplacement or money back. If you have any questions with the bands beforepurchasing, please feel free to contact us, all questions will be answeredwithin 24 hours. If there is any quality problem or if you aren’t satisfied with the band BEFORE leaving a comment, pleasekindly contact us, we will do the best to let you have a wonderful shoppingexperience.  Size Guide Large size: 6.2''-8.2'' /160-210mm Small size: 5.7''-7.6'' /145-195mm   Specification Material: Made of flexible durable elastomericsilicone with smooth finish. Soft & Durable, Skin- Friendly. Rain, sweatand water resistant. Perfect for daily wear and exercise. Easy to care andclean. Multi Choices: Various Colors and two selectedsizes for your choices, personalize your alta / alta hr/ace, fit your mood and outfit in daily life. Both men, women, girl, boy and kid can use it, can bewear it for any occasions, like doing sports, outdoor, working or study. Easy to take on and off: The alta/hr/ace replacementband is easy to install and take off. Specially designed connectors make iteasier to lock and hold your smartwatch without tools. alta/ace/hr replacement bands only. smartwatch not Included!!!
S**4
Great after 3 months
Have used these almost daily for 3 months, both for working out and sleeping. I swap my bands a lot and they still attach strongly despite being clipped and unclipped from my Fitbit dozens of times.
D**R
Favorite Fitbit Alta HR band.
Excellent. Glad I found these...… My favorite Fitbit Alta HR band.
A**R
Nice bands at a great price
they fit nice and tight on the tracker and are very comfortable while wearing.
P**Y
Fits great
Bands are comfortable. Great price for two bands.
S**P
Five Stars
Perfect fit and easy to change out.
M**4
Nice product won’t be disappointed
Very nice product. Comfortable to wear a lot better quality than the one that comes with the Fitbit Alta HR.
Trustpilot
1 month ago
5 days ago