16" Aluminum frame. fits an individual 5'2" to 5'10". Front suspension, cushy seat and fat tires give this a comfy ride for road and some off road. Seated in a slightly more upright position. Fenders to keep you dry. bottle cage. pannier rack. grip shifts. shimano shifters. 21 speed with mega range hill climbing gear. quick release tires and seat post. v brakes. 3-way adjustable handlebars. good rubber. rims are true. kept indoors. price is firm. first come first serve. Selling for my mom. thanks.