Cyrusher RD100 Folding Mountain Bike Bike full size: 70*32*37inch; folding size:41*30*22inch, suitable for height from 155cm to 187cm (5'1"-6'2") Folding frame design suitable for students, daily commuting and neighborhood commuting. 24 speed function gives you the option to cruise or punch it in high gear and the disc brake lets slow down quickly. Perfect for taking on a bus or train on your commute or stashing in your apartment Aluminum high tensile frame ensure the bike light and portable