Numerous traffic jams and environmental problems have led to increased popularity of bicycles as a means of transportation in modern cities. To maintain the health of bicycles, small but convenient automatic car washes appeared in Europe. The creator of the CycleWash Duo is Sashin Kumar. In his opinion, both individual users and owners of expensive bicycles for personal use can purchase the unit. In addition, it is possible to place bicycle washes on the territory of the city or along the tracks, forming a paid network, similar to car washes for cars. CycleWash Duo has a capacity for storing about 113 liters of water, 0.5 liters of water with a temperature of about 40 ° C is enough for one bike. Washing is carried out using rotating brushes. Used water is recycled for reuse. There is a separate spray for preliminary and final washing of the bike. The time required to put one bike in order is 3 to 5 minutes. Payment is made using a QR code, read using an application on a smartphone and PayPal. The cost of services in Germany and Austria ranges from 5.25 to 9.9 dollars.