Cooling spray for after sports activities COOL Muscle & Joint Spray is a cooling liquid for external use on strains, bruises, and sprains. It provides fast and effective relief from muscle and joint pain. It also noticeably loosens sore muscles and muscle stiffness. The intense cooling effect is achieved through the evaporation of alcohol. Additionally, the selected formula contains arnica extract, menthol, and camphor, which support and promote regeneration after physical activity and potential overexertion.