Thermo boots from EN FANT. The thermo boots are moulded from the lightweight  Megol material, which is durable and sturdy while being nice and soft, which  gives the child good comfort. The material is at the same time extra  slip-resistant and has agood grip on all kinds of substrates. There is an  aluminum membrane in the sole, which insulates against cold. Inside, the boots  are lined with a soft wool blend. At the outside of the shaft is a small  reflex. Free from PVS and phthalates. Can resist temperatures up to 100 ° C and can be used down to -30 ° C. Machine washable at 30 ° C.