Hartman Eco-Friendly 100% Silk Charmeuse Boxer (791015). These ultra soft charmeuse boxers will feel sensuous against your skin. Made of woven 100% silk, one of nature's most renewable, sustainable, eco-friendly fabrics! Fabric covered elastic waistband. Button fly front with 1 functional button. Woven silk is ultra soft and lightweight. Silk is breathable and wicks moisture away. Side slits for movement. Care/fabric tag attached at inner center back of waistband. Center back seam. Tag attached to waistband interior. Open fly.