Young man using his smart phone sitting in a park bench

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