This papercraft is a Aries Mu's Helmet for cosplay, from the anime series Saint Seiya, the paper model is created by Luisifer Chavez-Calderon. the size of finished model is about 363 (H) x 259 (W) x 263 (D) mm.
Aries Mū is one of the 12 gold saints. He is one of the bronze saint's most trusted allies, and serves as the man who repairs damaged cloths in the early stages of the series. He is also know as Mu of Jamir "the Cloth Blacksmith".
You can download this papercraft model here: Saint Seiya - Life Size Aries Mu's Helmet for Cosplay Free Papercraft Download