This bodysuit is great for a unique and special guestbook at a shower or to welcome baby home. Please include color for text in notes at checkout. Please note, this listing is for the bodysuit only, pens not included. Need help choosing a size? I use Carter's brand bodysuits. Here is the sizing chart: Size Height (inches) Weight (lb) Newborn Up to 21.5 2.2 - 3.6 3M 21.5 - 24 8 - 12.5 6M 24 - 26.5 12.5 - 16.5 9M 26.5 - 28.5 16.5 - 20.5 12M 28.5 - 30.5 20.5 - 24.5 18M 30.5 - 32.5 24.5 - 27.5 24M 32.5 - 34 27.5 - 30 Not exactly what you were looking for? Send me a message and let's create something custom just for you!