Our SUMIBU Helpdesk is happy to answer all your questions.
FREQUENTLY ASKED QUESTIONS
Do you have a question regarding SUMIBU? Click here for a handy overview with answers to frequently asked questions.
Is your question not listed? Then do not hesitate to contact us.
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RETURNS & REFUNDS
Please click here to start the return process! It is not possible to process your return without completing this process.
Please do NOT contact our employees or the owners personally with questions. Our Helpdesk is ready to provide you from assistance.
The SUMIBU Helpdesk is ready to assist you in English and Dutch.