Take on any race, club ride or weekend adventure with confidence look no further than this indoor cycling roller. When you add SARIS bicycle trainer rollers into your training routine, you'll increase your balance, control and ability to ride a straight line - all of which translate to more efficiency, power and technique on the road. And because you have to pedal 100% of the time to balance your bike, you get an amazing workout, no matter your pace, these bike rollers indoor trainer design will be ready. Stop waiting and start cycling, add the SARIS Roller Bicycle Trainer to your bike trainer accessories today. Gender: unisex. Age Group: adult.