Our Women´s HH® Durawool Briefs are a lightweight summer base layer that will last year after year.Their ZQ-certified Merino wool construction means these briefs feel soft to the touch while providing natural odor control, regulating temperature, and wicking away moisture.The wool is mixed with Cordura® to make the briefs stand up to the rigors of everyday wear.These briefs also have an elasticated waist and flatlock seams for added comfort.See composition for more details on materials.Washing instructions:Machine wash in luke warm water - 40° C gentle cycle, Do not bleach, Do not tumble dry, Do not iron, Do not dry clean, Dry flat.