The Safariland Range Kit includes everything you need at the Shooting Range. A pair of clear HD polycarbonate shooting glasses for eye protection. Soft, pliable, triple-flange ear plugs provide an optimal seal and an NRR of 23dB. Adjustable earmuffs are also included with a NRR of 26dB and when combined with the earplugs a NRR of 33dB.