"I am the distributor of Travel Brand luggages in Singapor for over 25 years. It seems that this is a copy product as I knew.  Rollink Travel Smart in Israel has created the World's Slimmest Collapsible Suitcase in 2019. The structure and mechanism of suitcase shown how to folded which is 100% same to Rollink Collapsible Suitcase as I discovered."