BSkin Sport Muscle Activator is a pre-race body cream, a high quality warming product designed for the preparation of muscle before sport. Arnica Montana Flower Extract: Arnica is used for the formulation of products with a stimulating and toning action, even in preparations that assist the pre-competition sports massage. Boswellia Serrata Resin Extract: Boswellia is often used to prevent cramps and muscle stiffness. It has anti-inflammatory and analgesic action. It improves joint mobility by reducing joint stiffness.