Baby Boy Girl 3D Bear Suspender Long Sleeve Fluff Romper with Hat Product ID: BB50945 Material: 95% Cotton Color: Brown Blue Size Chart Cozy Unisex Baby Bear Romper ONEAKIDS Baby Clothes Bear Romper Etsy. Product ID: BB44844 Material: 100% Polyester Color: Brown Size Chart Size (Age) Height (CM) Chest (CM) Length (CM) 3 6M 50 60 62 52 6 12M 60 70 64 55 12 18M 70 80 66 58 18 24M 75 85 68 62 *Babies grow at their own pace. It's recommended to choose the size that corresponds to your mini's height and weight rather than their age for a much more accurate fit. Please also take delivery time into consideration. *The parcel only contains the romper and hat. Other pieces or accessories shown are only used for photo props.