How can we help?

Our customer service team is here to answer your questions and we love hearing about your Mother Sierra experiences. We’ve also compiled a helpful list of FAQs, some for general inquiries.

We’re Here for you!

For all customer service and fit inquiries please email

For domestic & international returns please email

Customer Service Hours:
Monday – Friday
9:30am-6:30pm EST

*Please allow 24-48 business hours for one of our customer service representatives to review and respond to your inquiry.

Outside of those hours, feel free to leave a message, and we'll get back to you as quickly as we can!

#: +1-516-234-6525
Address: 261 East Beech St, Long Beach, New York, 11561, USA.