Rapidly absorbed Rdvantayes of Mac Salt Bik (Upsher Smith) 1. Easy to apply, clean, inexpensive, non- toxic. Nb . Ready for instant application. Stays moist. io) . Can be rubbed into the tissues. 4. Gives prompt relief from distressing local symptoms, pain is relieved and inflamma- tion and swelling are abated. 5. Cools and soothes the tissues, draws, but does not irritate or blister. Trainers in every branch of athletics will find that Mag. Sulf. Rub (Upsher Smith), is in- valuable in sprains, bruises and torn tendons. Use it in cases of Charleyhorse, sprained ankle, wrist sprain, and all injuries showing pain, swelling, heat, inflammation or abrasion. In cases of severe bone bruise it acts well, in fact, wherever hot compresses are indicated. Larry Armstrong of Saint Paul, member of three Olympic teams, well known in track and hockey circles, writes us: “In all my experience, during thirty years of ath- letics, as competitor, trainer and coach, I find nothing to equal Mag. Sulf. Rub (Upsher Smith), in the satisfactory treating of sprains, bruises and torn tendons and Charley-horse. I believe this product will be a big boon to trainers in bringing their athletes back to competition after injuries.’ Laurence S. Armstrong Economical, no oil or lubricant needed