This papercraft is The Gagball Mask, from the cooperative first-person shooter video game series Payday, the paper model is created by Ivan. The size of finished model is about 260 (H) x 169 (W) x 157 (D) mm.
Take a walk on the submissive side with a gagball stuck to your face. People wear these for a variety of reasons, one being roleplays involving bondage. This isn't necessarily the case though, as gagballs apparently can be used in bank robberies too.