Padding (V7)
From AmtWiki
According to the Rulebook (V7)
Padding on Weapons (courtesy padding)
This refers to the portion of the weapon that has at least half an inch of foam over the weapon core and is designed to limit the injuries done from accidental contact with that part of the weapon. While the the Strike-Legal (V7) portion if the weapon covered with *padding* this term as used here is only refering to Courtesy Padding (V7).