The ‘Worlds Hottest Math Teacher’ wows us again with his alluring photos. Pietro Boselli, a graduate of Mechanical Engineering at University College London, poses for Calvin Klein briefs and he made all of us sweat again.

Pietro collaborated with the international photographer, YuTsai. His photos will be published in Flaunt Magazine. The Italian hunk only wore soaked white Calvin Klein briefs and he surely makes our summer hotter.

Here are Pietro’s hot photos: