Peg Perego Primo Viaggio 4-35 - Atmosphere Our newest rear facing infant car seat for babies 4 to 35 lbs. and up to 32 tall, the Primo Viaggio 4-35 takes the Peg Perego experience in child restraint systems to a new and improved level of safety and design. Equipped with an all-new modern look and an innovative base with the Right Tight System, the Primo Viaggio 4-35 is the perfect infant car seat for keeping baby safe and comfortable. For babies 4 to 35 lbs. and up to 32 tall Includes base with Right Tight System SIP Side Impact Protection Dual Stage Cushion System Travel System Compatible Car Seat Dimensions: 25.9 x 17.0 x 23.9 Car Seat Weight: 9.5 lbs Base Dimensions: 21.6 x 14.6 11.5 Base Weight: 7.4 lbs Safety and Design The innovative and upscale shell design of the Primo Viaggio 4-35 optimizes babys safety and comfort at any growth stage. Side Impact Protection (SIP) is adjustable to six different positions with no re-threading required to protect babys head and shoulders at any growth stage. Dual Stage Cushion System includes TWO cushions to properly position babys head and shoulders within the protected side wings. Ease of Use The Primo Viaggio 4-35 weighs 9.5 pounds, allowing easy portability from car to stroller. The patented handle design is short and compact, which makes it easier to move in and out of vehicle. The Primo Viaggio 4-35 can be used without the base, and seat and handlebar have color coded belt paths to help in belt routing. The Primo Viaggio 4-35 can attach directly to all Peg Perego strollers (except the Skate and Pliko Mini), without the need for adapters. Base with Right Tight System The base for the Primo Viaggio 4-35 is equipped with the Right Tight System, which easily and securely locks the base in place for added stability with either the LATCH strap or the vehicle seat belt.