Start with the outfit you need to wear, then choose the additions that support it. Sandro's men's full-price selection brings a broader wardrobe decision into focus, with a shirt and trousers offering one way to establish the base. A different upper layer can change its formality without replacing the whole combination.
Consider the collar, hem and shoes together before adding accessories. When those relationships work, a small change is often enough to create another outfit. Use each product's description to judge the specific details rather than assuming that every piece serves the same purpose.