Mantis Tri-Rad Folding Adult Tricycle Frame/Fork: Folding steel frame with steel suspension fork. Age Range- 12 years and Up Wheels/Tires: Aluminum rim with 20 X 1.75 inch white wall Kenda tires Drivetrain: Single speed, one piece crank. Front alloy linear pull brake with parking brake Brakes/Cockpit: Front V-brake with parking brake, easy adjust steel stem, large comfort saddle Includes: Front fender, rear basket, parking brake, bell, chainguard. Folded dimensions of 35"L x 30"W x 31"D