The oversized logo is on the right side, while simple block numbers in white are on the left.
Further, Montana State used these helmets on the following dates:
October 26th, 2013 vs UC Davis
November 2nd, 2013 vs Northern Colorado
October 4th, 2014 vs Sacramento State
October 11th, 2014 vs UC Davis
October 18th, 2014 vs Weber state
November 15th, 2014 vs Idaho State
Montana State also wore the 1984 throwback helmets on September 27th 2014 vs North Dakota.