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Please use the form below you can send us your inquiry. Our customer service representatives like individual solutions and support to offer. You can reach us by a variety of different ways, so please do not hesitate. For questions about your order, please enter your order number.
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Do you deliver to my country?

That depends on where you live. At the moment we ship to the following European countries: Austria, Belgium, Czech Republic, France, Germany, Greece, Ireland, Italy, Luxembourg, Malta, Netherlands, Poland, Portugal, Romania, Slovakia, Slovenia, Spain and the United Kingdom.


Please be informed that, unfortunately, we can’t ship to Switzerland at the moment due to technical issues (more information).


Outside Europe we also ship to the United States.

How long does delivery take?

This depends on the shipping option you've chosen and where you order to. We will contact you with an estimated delivery date after you received the final order confirmation via mail.


Please check our terms & conditions for more detailed information.

Can I track my item?

Yes, you can. Once the package is shipped you will receive an e-mail with the tracking code.

What is your return policy?

In the case of an order cancellation or reasons such as damage, product faults, misdescription or errors in delivery we kindly asked you to return to us any product, which falls under above-mentioned reasons. Please return the product(s) without undue delay to the address below. In the case of an order cancellation please return the product(s) within 14 days after cancelling the contract. 


For all products purchased before February 1st 2019 and/or corresponding to seasons before and including Fall Winter 2018 please proceed to return to:

Trerè Innovation srl

Via Modena 18
46041 Asola (MN)


For all products purchased on pre-order or regular order after 19th November 2018 and corresponding to NEW Spring Summer 2019 X-Bionic 4.0 products:

Contact us at and we'll assist you directly.



Please check our terms & conditions for more detailed information.

Can I cancel my order?

Yes, you can cancel your order within 14 days. When those 14 days start counting depends on what you have ordered. Please check our terms & conditions for more detailed information.


Care Info: 

X-BIONIC/X-SOCKS Online Shop Management
Samstagernstrasse 45

8832 Wollerau



Distribution Info: 


Samstagernstrasse 45

8832 Wollerau


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