safety handshake

man men young guy male blue green white background close closeup detail looking look view eyes face facing camera front two person people protect protective protection mask flu swine pig ah1n1 medical caucasian equipment wear wearing tshit allergies prevention safe security virus safety indoor studio shot healtcare illness influenza sickness covered cover sterile scared head disease adult infection students college youth hairstyle hand shakes handshakes shaking shake gesture gesturing team teamwork communicate handshake portrait colleagues giving concept