VK Bicycle Protective Covers. VK International is a Dutch manufacturer with more than 35 years experience in the bicycle industry. They specialise in bicycle protection and transportation. VK has expanded their portfolio over the years from one single bicycle cover to a well-segmented product line for lots of different requirements. With a large range to choose from, you are able to select a bicycle cover to suit your needs. VK’s durable bicycle covers have an average life span of around 7 years. All products come consistently packaged with detailing to explain the benefits of using VK bicycle covers.