Please read carefully before purchasing; Cycling is a great sport that not only exercises the body but also makes a great contribution to our Earth's environment √. This is a 20 inch folding bicycle, with unfolded dimensions of 43 inches high and 35 inches long, and folded dimensions of 25 inches high and 16 inches wide  √.Thanks to its high-quality high carbon steel material, it can carry up to 220 pounds and is suitable for people 61/75 inches tall to ride  √.Due to the transportation needs of the product, we have assembled 85% of the parts. You can complete the remaining part according to the English instructions. We do not provide any free installation services, and there are no cooperating bicycle factories in the local area that provide free services. Please be informed.