Kids First Rainbow Boot - K11 Kids First Rainbow BootOriginal Kids First (18 Months-8 Years) Wellington Boots Size/Fit Summary: Fits slightly smaller, Regular fit. Sizing suitable for 18 months to 8 years old (size 4-1). If they are in-between sizes, it is recommended to size up. The Kids First Classic rain boot has been updated with a metallic rainbow print. Handcrafted from natural rubber, a flat sole and rounded toe give little feet room to move and the soft recycled polyester lining ensures complete comfort on every adventure. These kids rainbow print boots are fully waterproof and feature a specially-developed tread to reduce slipping. We recommend that all Hunter boots be worn with socks to protect the wearer's skin from contact with rubberFeatures