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$99,999 $99,999

Inspired by San Francisco’s foggy hills, the 21 Flow is your favorite new commuting buddy. With a stylish step-through frame and enough power to zip through traffic and up hills with ease, Flow is our most crowd-pleasing e-bike to date.

Explore the world in full color


Crystal clear color display shows you all your metrics (speed, battery, pedal assist level)

Easily customize your ride with all the essential information right at your fingertips

Thumb the throttle and activate power on demand

Rides like a mid-drive without breaking the bank


Espin's controller and motor has undergone rigorous testing and QA and are fine-tuned to perfection

Our algorithm for gradual power output provides the smoothest ride on the market

Ride with peace of mind


Sturdier than ever with a new reinforced frame

Wider tire upgrades provide even more grip and stability to handle any terrain

Powerful 180 mm hydraulic disc brakes bring you to a clean, quick stop — the Espin testament to control and safety.