Contact

For help with an order, a return or a product, please get in touch.

Customer service

Email: support@kaizgai.com

Hours: Monday – Friday, 9:00–17:00 (German local time)

If your enquiry relates to an existing order, please include your order number.

Returns

For return instructions and information about your cancellation rights, visit our Returns & Right of Withdrawal page.

Business details

Our full business details are available in our Impressum.

Last updated: 1 November 2026