Contact Us

Olga Siczek Żyśko Opa!


Bluszczańska 75/1

00-712 Warsaw, Poland

UEVAT: PL9482564058

NIP: 9482564058

REGON: 380796125

All returns should be sent to:

Olga Siczek Zysko Opa!

Mińska 25C lok. U3, 

03-808 Warszawa

For more information on complaints returns, go to our RETURNS page

International transfer bank details

Olga Siczek Żyśko Opa!


IBAN: PL30 1140 2004 0000 3512 1467 0535


We hope you’ll love our products, but if – for any reason – you’d like to return your order you can do it within 14 days of receipt. 

If you’d like to return your products, shoot us an email – – we’ll send you a step-by-step instruction.