What is the rule regarding a lifter’s attire during competition?

The rule regarding a lifter’s attire during competition requires that it is made of the specified material, fits correctly, and is not excessively loose or tight. This is important because the design and fit of the attire can impact a lifter's performance and safety. Proper fitting attire ensures that it does not hinder movement or cause distractions during lifts, and it also maintains the standards set by the governing bodies for fair competition among lifters. Ensuring that attire adheres to specific material guidelines also helps to maintain the integrity of the sport, as it minimizes advantages that could be gained from using inappropriate or non-compliant materials.

The other options do not align with the established rules in powerlifting. Allowing any type of clothing would lead to inconsistencies and possible unfair advantages. Requiring all lifters to wear the same color does not consider individual and team preferences or branding, and mandating knee sleeves for all lifters could impose unnecessary restrictions, as not all lifters may require or choose to wear them based on personal needs or injury prevention strategies.