About the product:  Made from recyclable SEBS rubber, partially derived from bioplastics Removable lining in woolblend, 50% wool 50% polyester, machine washable at 30C The rubberboot itself can be washed at 30C, but should not be tumble dried Molded for durability and reliability Easy to slip on and off Wide fit that suits most feet Lined with textile for extra comfort Removable insock made of woolblend, 50% wool and 50% polyester, easy to remove for drying or airing as needed Perfect rubberboot for chilly, wet and slushy weather Tip! Remember that rubber does not breathe, so rubberboots should only be used as a complement in wet and rainy weather Free from PFAS