3M™ PELTOR™ X4 Earmuffs X4P3E/37278(AAD), Hard Hat Attached, 10 EA/Case | 3M Jamaica
3M X4P3E Peltor Black and Chartreuse Model X4P3E/37278(AAD) Cap Mount Hearing Conservation Earmuffs, English, 30.68 fl. oz., Plastic, 5.7" x 4.5" x 8.2" : Amazon.ca: Tools & Home Improvement