Rubber
?? EASY STROLLING OPTIONS: Configure the Safety 1st stroller car seat combo in 8 different ways including carriage, infant car seat and stroller combo, travel system stroller and car seat, and stroller, all reversible for your convenience.
??ONS OF STORAGE: Enjoy an extra-large basket, parent tray with two cup holders, and a child tray with a cup holder that accepts a two-handled sippy cup, convenient for trips with a baby stroller with car seat.
??EATURES REAR-FACING INFANT CAR SEAT: OnBoard FLX car seat is designed with cozy knit cushions for head and full torso, providing a comfortable fit for your child from 4??0 lbs. when they're in their seat.
??ESIGNED FOR SAFETY: The car seat included with this stroller combo meets or exceeds Federal safety standards. The stroller and infant carrier car seat combo feature reflective trim on the stroller.
??TROLLER FOLDS TO FIT: Store the baby stroller and car seat combo with three folding modes: a tall, slim fold, folding footrest for smaller spaces, or remove the seat to stow in two smaller parts.