The well-known car seat and stroller toy company Kinderkraft offers its goods and services online at kinderkraft.com Other well-known car seat and stroller toy companies including Maxi Cosi, Maxi Cosi International, and Buttercup are competitors of Kinderkraft. On its own website and through other websites, Kinderkraft offers mid-range purchase-sized products in the specialized online car seat and stroller toy market.