【Durable Steel Frame】This bike is made of carbon steel frame, the 26x18 inch steel frame is sturdy and durable,it can hold up to 250 lbs. Suitable for 5'2"-6'1".The entire steel frame is ergonomically designed to make your riding experience more comfortable and safe. 【21-Speed with V-Brakes】The twist Grip Shifter is easy to operate and allows you to quickly shift gears while riding different terrains. The brakes are V-brakes, which are sensitive and easy to maintain. 【ALL-TERRAIN TIRES】Featuring 26x2.125 inch all-terrain wear tires made of high quality rubber with a complex pattern design, which makes the tires grip stronger and reduces skidding. Suitable for city roads, gravel roads, mountains, beaches and other terrains. 【Stylish model design】The frame design is easier for women to maintain, and the low and smooth frame makes riding easier. The youthful and vibrant color scheme will bring visual enjoyment to your ride. 【85% Pre-Assembled】85% of the bike is already assembled. You will need to install the pedals, handlebar, saddle, front wheel, and inflate the tires. These will take about 25-30 minutes. We will provide bicycle manual and assembly video. If the manual is lost, please contact us for an electronic manual.