Most buyers and users of ear muffs are looking for a product that offers great looks, good comfort and attenuation at a reasonable price. The following features needed and wanted by most buyers are offered by Elvex Value Muff: Specifications: 25 db Certified NRR to ANSI S3.19-1974. 28 db Certified SNR to CE EN 352-1 Soft and pliable Super Seal ear cushions. Fully dielectric construction. Low headband force and light-weight, 6.8 oz. Super Seal ear cushions provide outstanding seal and comfort. Ease of adjustments with flexible slide clips. Dielectric construction.