Size/Fit Summary: True to size,Regular fit. Sizing suitable for 18 months to 6 years old (size 5-12).Note: The neoprene upper is not waterproof.Take on the cold with these warm and snug Little Kids Insulated Roll Top Boots. Merging two technical materials,these boots are handcrafted from natural rubber and insulating neoprene,which can be folded down to reveal a bright rainbow design printed into the fleece material. With a waterproof lower,they can be worn in temperatures as low as -5��C (23��F).Certified veganWaterproof lowerHandcraftedRoll top styleVegan shearling lining helps wick away moistureOrtholite footbedThermal insulated insoleCan be worn in temperatures as low as -5��CSeasonal rainbow print