Supportive undergarments are specially designed clothing items that provide additional support and shaping to the body. Common types include bras, shapewear, and athletic wear, which help enhance comfort and improve the fit of outer clothing. These garments can be made from various materials, such as spandex and nylon, to offer flexibility and breathability. Many people wear supportive undergarments for different reasons, including boosting confidence, improving posture, or enhancing performance during physical activities. Brands like Spanx and Victoria's Secret are well-known for their range of supportive options, catering to various body types and preferences.