Young man using his smart phone sitting in a park bench

using phone smart phone text messaging park bench online messaging young adult student social media mobile phone outdoors bench millennial generation concentration playground technology public park portable information device internet communication one young man only wireless technology men sitting one person film - moving image serious people young men 4k resolution leisure activity side view only young men horizontal casual clothing t-shirt 20-29 years holding one man only males adult city usa white people only men city life adults only relaxation tranquil scene lifestyles