one size | Green From the Manufacturer The multipurpose Summer Infant 3-Stage Super Seat can be used as an infant support seat, an activity center, and a booster seat. For safety and comfort, the 3-Stage Super Seat includes a soft foam insert for use with smaller babies, a three-point harness, and a wide, stable base. The activity center features four toys for hours of fun and a handy removable snack tray. 3-Stage Super Seat At a Glance: Seat offers three uses as infant seat, activity center, and booster seat Includes soft foam insert for small babies Activity center features rotating tray with four toys, 2 cup holders, and a removable snack tray Built-in chair straps for booster seat Wide base for stability and three-point harness for safety Age/Weight Requirements: Four months to four years; 12 to 33 pounds Assembly Requirements: Minimal assembly; screwdriver needed Features three-point harness and wide, stable base to keep your child safe. . Three-stage seat accommodates your growing child (click to view larger). Three Options for Your Growing Child The Summer Infant 3-Stage Super Seat grows with your child while offering three useful products in one. During the first stage, the Super Seat acts as a soft foam support seat for your baby to practice sitting up while strengthening back and neck muscles. The second stage is the activity seat which promotes development and engages your little one in the fun activity center. In the third stage, as your child becomes a toddler, the Summer Infant 3-Stage Super Seat instantly transforms into a booster seat for feeding. The Summer Infant 3-Stage Super Seat is the winner of several awards, including the 2008 National Parenting Publications Award. Stage 1: Infant Support Seat with Soft Insert Once your baby can hold up his or her head unassisted, the Super Seat functions as an infant support seat. A soft foam insert offers additional support and removes easily as your baby grows. The adjustable three-point harness keeps your child securely in place. Stage 2: Activity Seat Next, the Super Seat becomes an activity center with 4 playful toys to keep your child entertained. The 360-degree rotating feeding tray attaches to the stage 1 infant support seat. This tray also hosts a handy snack tray with dual cup holders. Stage 3: Booster Seat with Chair Straps As your child grows, the 3-Stage Super Seat transforms into a booster seat for eating at the table. The chair straps built into the Super Seat base allow for secure positioning to any standard chair. The lightweight booster seat is also portable so you can take it with you to a restaurant or on a play date. Safety and Easy Maintenance For stability, the Super Seat is designed with a wide base that is safe on any flat surface. In addition, the three-point harness can be used in all three stages to keep your child safely in the seat. For easy cleaning, the 3-Stage Super Seat can be wiped with warm, soapy water, and dried quick with a clean cloth. About Summer Infant: Products for the Best Time of Your Life Summer Infant believes that having babies and raising kids should be the best time of your life. All Summer Infant products are held to high standards in quality, safety, and reliability. Every Summer Infant product, from the baby monitor, to the crib, to the bathtub, and everywhere in between, has been designed, developed, crafted, and created with integrity, ingenuity, and safety in mind. Summer Infant has won countless awards in many categories, including monitors, gates, bath, travel, nursery, feeding, and health safety and continues to design safe, innovative products for parents and baby. What's in the Box Summer Infant 3-Stage Super Seat and instruction manual. Trademark Information: Super Seat The 3-Stage Super Seat offers 360 degrees of floor time activity fun and booster in one. It is a secure and comfortable area for your growing infant to learn to sit up and interact with their environment around them. With the Summer Infant 3-Stage Super Seat your baby can experience play while also sitting up. It 's the ideal place to keep baby entertained, safe and happy!