Makes an excellent baby outfit for a sister's birthday party. This top-quality, smooth-touch 100% cotton Bodysuit is produced with a gentle and durable eco-friendly, skin-safe ink. Each item is produced using state of the art, direct-to-garment technology to ensure color-fastness of the design. This CPSIA compliant Bodysuit is lead-free. This comfortable Bodysuit is sure to put a smile on your face and keep one on theirs. The Newborn size is recommended for age 0-3 months, or 18-21 inches tall and 5-9 lbs in weight. The 6 Months size is recommended for age 3-6 months, or 22-24 inches tall and 10-16 lbs in weight. The 12 Months size is recommended for age 6-12 months, or 25-28 inches tall and 17-20 lbs in weight. The 18 Months size is recommended for age 12-18 months, or 29-31 inches tall and 21-24 lbs in weight. The 24 Months size is recommended for age 18-24 months, or 32-34 inches tall and 25-27 lbs in weight.