This car seat features the SMARTSecure™ system-an industry first to provide parents with a visual confirmation that the seat is installed correctly. Why parents will love it: The design combines safety and simplicity so the car seat can be secured in seconds. Why kids will love it: A large UPF 25+ hideaway canopy shields little ones from bright sunlight, and a four-position adjustable footrest supports little legs and feet comfortably. Child weight/height: 4-11 lb. with included infant insert; 4-35 lb.; up to 32".Car seat weight/dimensions: 9.9 lb. seat; 9 lb. base; 17" x 25.8" x 23" seat dimensions; 14.5" x 21.3" x 10.3" base dimensions. Safety features: The larger headrest is adjustable and reinforced with EPP foam to help absorb energy while the integrated design of the Side Impact Protection keeps baby's head protected during a collision; features naturally fire-resistant materials. Harness: No-rethread harness straps adjust with headrest; buckle storage pockets at sides hold the belt out of your way when loading baby and keep metal buckles from getting hot in the sun. Car installation: SMARTSecure system with red-to-green dual-sided level indicator, red-to-green tightness indicator and 10-second install; self-retracting LATCH connectors; built-in lock-off for secure seat-belt installation; adjustable headrest with side-impact protection. European Routing provides a safe and secure carrier-only installation when the use of a base isn't convenient. The belt path easily secures the carrier at three points of contact to reduce movement. Stroller compatibility: Attaches directly to VISTA and CRUZ strollers without the need for adapters. Convenient adapters attach to the MINU and RIDGE strollers (all strollers and adapters sold separately). Hideaway UPF sun canopy Removable and washable seat fabric and canopy Four-position adjustable base for leveling Textile/aluminum/plastic