Exclusive DLSC technology balances high and low noise levels for complete protection with amplification that allows you to hear softer sounds clearly. Pro Form leather ear cushions provide superior comfort without sweating or cracking. Felt stock protectors work together with the versatile cups in protecting your stock from scratches while allowing greater accuracy. Features: Low profile ear cup design with felt stock protector Available with behind the head headband for use with full brim hats at total weight of 7.7 oz Military grade circuit board. Mfg: Pro Ears SPECS: Weight: 9.1 oz, NRR: 26 dB. Made in USA, 3 year warranty. Attack time: 1.5 milliseconds.