Wheels for baby carriages, strollers, pushchairs, prams, baby carrying trailer, and bikes; wheel hubs; hub shields for baby carriages, strollers, pushchairs, prams, baby carrying trailer, and bikes; child safety seats for car use; baby carriages; folding baby carriage; lightweight baby carriage; baby carriage canopy; folding baby carriage canopy; lightweight baby carriage canopy; baby carriage hood; folding baby carriage hood; strollers and pushchairs and prams; removable carriers all for infants and children that can be secured to a car seat, stroller, pushchair, pram or bike; travel systems for infants and children, namely, combination strollers, car seats, car seat bases, and carriers; accessories for strollers and baby carriers and travel systems all for infants and children, namely, seat pads, neck and head supports, storage compartments, caddies, trays for stroller; holders for stroller, protective shields and covers; sun shields and visors for strollers; children's safety harnesses and restraints for seats of vehicles and child safety seats of vehicles; a coupler or hitch on a bike that attach a baby carrying trailer to the bike for use in transporting children; a coupler or hitch on a bike that carries a baby carrying trailer for use in transporting children; a bike with a child safety seat for bike; a rack on a bike that carries a baby carrier or a stroller on the bike