The person appears to be a/an Middle Eastern Male, approximately 30 to 39 years old.
For a formal summer party, a Middle Eastern man should consider wearing a lightweight, breathable white linen shirt, a tailored navy blue blazer, light-colored dress trousers, and stylish leather loafers. Accessories like a silk pocket square and a classic watch can enhance the look. It's also advisable to consider cultural influences, such as incorporating traditional patterns or fabrics subtly into the outfit.
For a formal summer party, a Middle Eastern male should consider wearing a light-colored, breathable cotton or linen shirt, paired with tailored trousers in a complementary shade. A lightweight blazer in a neutral tone can add sophistication, while loafers or dress shoes in a matching color will complete the look. Accessories like a stylish watch or a traditional keffiyeh can add a cultural touch to the outfit.