what should you describe ? 1. eye color / hair color brown, green, baby blue, gold, grey, black 2. height 身高 the physical advantages you have to sports short means small in US , tall 3. weight 体重 avoid talking weight , don't say others fat / overweight , that's beaty/ value judgement . did you met john, he was so nice. i am not sure . he brought a few friends right ? he is the guy with shorter hair, and it's really tall. i think i know who you are talking about, he wear gasses? Yep , that's him . also can say what they are wearing , dark blue T-shirt something like that .

AEE 2230: How Should You Describe Someone’s Appearance in English?