Exercise Bike, 5 in 1 Foldable Stationary Bike for Home

Upgraded Magnetoresistance System & Near-silent Riding: The KALWOL indoor exercise bike has a 10-level adjustable magnetoresistance, which can be customized for your workout intensity, and you can experience an unparalleled ultra-smooth and quiet exercise process, with a noise level of no more than 10 decibels during use, allowing you to focus on exercise without outside interference.