ZOOZ Bikes focuses on one primary feature -- a thrilling ride. The Ultra Urban’s foundation starts with a patented 4130 Chromoly steel frame with a large battery that has been integrated into the seat. Every single part on the bike has been spec'd to maximize performance within the parameters of a class 2 electric bike for an engaged and spirited ride. The result is a balanced ride that feel obvious and natural the first and every time you ride it. The ZOOZ Ultra Urban is designed and built to withstand the test of time and timelessness.