This papercraft is a Replica Heavy Helmet, one part of the Heavy Armor, which is used for Replica Forces, based on the first-person shooter survival horror video game F.E.A.R. 2: Project Origin of the F.E.A.R. series, the paper model is created by Sinner.
You can download this papercraft template here: F.E.A.R. 2: Project Origin - Replica Heavy Helmet Free Papercraft Download