The Medi Pak Hot/Cold Pack Small is a versatile, reusable therapy pack designed for pain relief. Ideal for treating minor injuries like sprains, strains, and bruises, it can be heated or cooled to provide soothing warmth or numbing cold. Compact and portable, it's perfect for home, work, or on-the-go use. This small hot/cold pack is a must-have for your first aid kit.