Lola Hats - BateaBody: 100% Paper Trim: 100% Cowhide Made in USA Hat Care Lint rollers and brushes maybe used for light cleaning and dirt removal. For stains use a cloth and warm water to lightly dab away dirt. Equal parts hydrogen peroxide and water can be mixed as a cleaning solution but should be used minimally to prevent shrinking or warping of straw. Store straw hats by filling the crown with tissue paper and placing the hat in a box in a dry, cool place.