The line-up, aimed at five to ten year-olds, includes 18-inch and 20-inch bikes, a five-inch in-line scooter and accessories.
The licence covers the UK and Eastern Europe.
Chitech CEO, Roy Jones said: “We are delighted to be working with Mattel on Monster High, it is testament to the confidence they place in us, that they are extending our license portfolio to include Monster High.
"This brand is really taking off - the official Facebook site already has a following of over 300,000, as well as an action musical movie in the pipeline.
"This is going to be the next big brand for girls and coupled with Chitech’s unparalleled quality and design, we're very confident that this range will be a big hit with great pull through sales."