SIMPLE FUN - THE TREK WAHOO 20 HYBRID BIKE 2019.Trek had one goal in mind when developing the Wahoo 20 Hybrid Bike: make sure your kids have fun on it. The Wahoo features an Alpha Aluminum frame that combines strength and durability while remaining lightweight for easy controlling. The simple 1x8 drivetrain simplifies shifting so your kids can focus on the ride. FEATURESAlpha Aluminum frame - lightweight, durable, and rustproof1x drivetrain - Simple shifting is the best way to teach a kid to ride a real mountain bikeRace-ready components - Quality components mean this bike is ready to shred the singletrack, on race day or every dayHand brakes - Confident stopping for youngsters who are ready to control their speed with their hands20 frame