Why join the Sunday Club?

  • Exclusive discounts and promotions.

  • Early access to new collections.

  • Personalized product recommendations.

  • Participation in unique events and workshops.

  • Special gifts and dedicated presents.

  • Collecting Sunday Coins.

How does our loyalty program work?

  • When shopping online, enter the code before completing your order; in physical stores, provide the code received in the newsletter at the checkout.

  • The more you buy, the more you gain. Collect SiS Coins! 1 zł spent = 1 SiS Coin 100 SiS Coins = 1 zł discount

  • You will be notified by email about every offer. This way, you won’t miss anything important and will always stay up to date with our promotions.