snivel gear
n.— «What is “snivel gear”?…Army slang for stuff you take to the field with you to make you more comfortable. Sweat rag, poncho liner, extra gloves etc.» —“Re: do USMC snipers wear shooting jackets in combat?” by BMoorehrny Usenet: rec.guns June 21, 2000. (source: Double-Tongued Dictionary)