Hirsch Natur's Toddler/Children's thick knit non-slip socks are knit with pure new organic wool. This thick sock keeps little feet warm and cozy and the silicone stoppers make the socks non-slip. The stoppers are made are without harmful substances.
Material: 100% organic virgin wool
Washing: Hand wash with wool wash. These socks do not need to be washed every time they are worn, they can be worn several times before washing. The lanolin in the wool is part of the magic of the wool, it helps to keep feet warm and dry as well as providing deodorizing and disinfecting when allowed to air out between wearings.