Britax designs and manufactures baby car seats and strollers. The British company has been a leading provider of car seats for more than 70 years in Europe and started selling children's car seats in the United States in 1996. Britax emphasizes child safety, testing all of its ca ... Read More r seats in Britax's five testing facilities. The child safety company also works with vehicle manufacturers to support improved design developments. Britax sells various types of car seats, including infant car seats, convertible car seats, combination harness-to-booster seats, and belt-positioning booster seats. Britax's infant car seats are rear facing for children who weigh between 4 and 30 pounds. The car seats are also compatible with all of Britax's strollers. The convertible car seats by Britax use a five-point harness and can be installed rear facing for infants and toddlers from 5 to 40 pounds and forward facing for children up to 70 pounds. Britax's Combination Harness-2-Booster seats accommodate 2-year-olds and older up to 25 pounds forward facing in harness mode or without the harness as a booster seat with belt for 4-year-olds who weigh at least 40 pounds up to 120 pounds. Britax's Belt-Positioning Booster Seats elevate the child so the car seat belt fits comfortably on the child’s hips and shoulders. Along with car seats, Britax also manufactures strollers that fit different types of lifestyles and needs.