Ensure your child's comfort and safety on every journey with the Safety 1st booster car seat. Designed to grow with your little one, this versatile seat transitions seamlessly from a forward-facing harness booster to a high-back or backless booster, all while ensuring easy adjustments and maintenance for busy parents. Click on the BABY PRODUCTS & CLOTHES GUIDE to find everything you need to keep your baby healthy and happy! - https://www.kohls.com/feature/baby-products-guide.jsp. FEATURES: 3-in-1 booster for children 30?100 lbs.: forward-facing harness booster (30?65 lbs., 34.4"?49"), high-back belt-positioning booster and backless booster (40?100 lbs., 43.4"?57"), Slim seat design fits 3 across the back seat in most vehicles, 1-hand-adjustable 7-position headrest and harness, Easily converts to a backless booster car seat with 1 simple motion, 2 removable, dishwasher-safe cup holders, Machine-washable and dryer-safe seat pad. DETAILS: 18.25"H x 24"W x 18.38"L, 16 lbs, No assembly required, Ages 3