The burly suspension system on the BOB Revolution SE means your baby will have just as much fun on the trail as you. The large canopy will protect her from Mother Nature, and internal seat pockets store toys and snacks within easy reach. Lock the front wheel to keep the stroller straight if you decide to speed up, and secure the wrist strap for added safety. Walking: From birth with car seat adapter to 70 pounds. Running: 8 months to 70 pounds.