ClearTex fabrics and GREENGUARD Gold certified. UPF 50+ canopy with mesh panel. Corso Primo ClearTex Modular Stroller. 6 Configurations. Infant seat insert cushions kids up to 40lbs. Secure click-in attachment for car seats. Removable multi-reclining toddler seat. Children up to 50lbs. KeyFit 35 Zip ClearTex Infant Car Seat. Headrest grows with children up to 32" tall. Integrated anti-rebound bar. Removable newborn positioner and seat pad. LockSure seatbelt locking system. Integrated belt routing. Infants between 4-35lbs and up to 32" tall.