Technical characteristics Name : felt slippers (handmade) Material : sheep wool 100% Sizes: 36-44 5. Limit of strength in width - 27-32 kg/cm2 5.1. Elongation sample 25-110 % Wash in warm water , not above 30c, using detergent designed for the treatment of natural wool. Desirable hand wash or machine in special regimes "wool" . You can not squeeze in a centrifuge and dried in the sun . Dry in the expanded form. Box