Most if not all of them have made the suits they wear more protective than regular clothing by varying degrees. The optimal combat suit would be personalized, while still matching the rest of the team, as well as enhancing their combat potential wherever it can. For example Polaris's optimal combat suit should have metal gauntlets, boots, and upper chest armor to optimize her flight capabilities; as well as extra metal plates on it to be used as detachable projectiles, shields and transportation (useful for moving herself and others around).