Body Rider BRF980 is exclusively designed better and safer the Curve-Crank revolutionary design makes every rotation extra smooth and ultra-efficient. It creates biomechanical flow that reduces stress on your body and your joints. This dual action Stationary Fan Bike features two (2) cushions: 1 enhanced Backrest Support Cushion included for extra comfort, and 1 enhanced padding Comfort Seat Cushion for safe upper and lower body workouts. Featuring extended dual-action handlebars with curve-style design, this exercise cardio machine provides total body muscle engagement by incorporating the upper body groups such as arms, shoulders, abs, and waistline. Experience cardio and strength toning exercise in the comfort of your home. Its enhanced stability and frame design provides a sturdy platform and foundation for all levels of riding and momentum and prevents tipping. Designed and tested for users 5?0" - 6?1" and up with max user weight up to 250 lbs.