Crocs 12803-3E8 HANDLE IT RAIN BOOT Kids Wellies Green. Upper Material: Croslite. Lining Material: Synthetic. Sole Material: Croslite. Closure/Fastening: Pull-On. Features: Comfort,Lightweight,Waterproof. Toe Shape: Round. Shoe Width: Relaxed. Item Weight: 0.506 KG. Heel Height: Flat (Under 2.5cm). Boot Style: Wellingtons. Product Code: 12803-3E8. Crocs use US sizing on the sole; UK sizes follow a one-size conversion (e.g., US C3 corresponds to UK 3), if your child typically wear a half size, go up to the next dual size (e.g., UK 4). Shopping for your little one junior size UK three and up can dive into the world of adult sizes. Crocs go by US sizes on the sole, make sure you are on point with the conversion check our size chart below.