Comfort is key, no matter what you're doing. It's especially important when you're taking in Mother Nature and riding your bike. Stay comfy and ride smooth with the Huffy 27.5 Sienna 7-Speed Perfect Fit Frame Comfort Bike. Flat out, this is the most comfortable bike out there. It's designed with Huffy's Perfect Fit Frame, allowing for a lower center of gravity, better posture, more leg room, and simply the most comfortable ride you can find. That lower center of gravity can help alleviate common ailments that come with riding a bike like sore wrists and arms, plus, it keeps your legs closer to the ground in case you need to suddenly stop. From the twist to shift gear ratio to the Perfect Fit Frame, you can't find a better, more smooth ride than this comfort bike from Huffy.