Why Do Some Basketball Players Wear Tights? Breaking Down the Dress Code

If there’s one other thing that tights are good for, it’s keeping the wearer warm. Let’s face it, basketball players aren’t always practicing in brightly-lit, heated arenas, and sometimes their clothing needs to be weather-resistant. Well, by being so tight to the skin, tights afford the wearer a higher level of body heat retention, keeping muscles warm, relaxed, and ready to play at all times.

Source: https://www.distractify.com/p/why-do-basketball-players-wear-tights