MSA is issuing this Safety Advisory to inform you that MSA has received field reports that some green colored MSA V-Gard Protective Caps are cracking. The cracking occurs at the top of the cap, and is not caused by an impact to the cap. MSA has confirmed that the cause of the cracking is limited to green colored, medium size MSA V-Gard Protective Caps and that corrections have been made to prevent recurrence.