ForPro Premium Callus No More! Creamy formula removes calluses in 3-5 minutes, leaving feet feeling soft and smooth. Callus No More! Contains an advanced moisturizing agent which is good for the skin and helps to create a creamy consistency. It is naturally preserved.For best results: Soak feet in warm to hot water for at least five minutes. Use ForPro Vinyl or ForPro Nitrile Gloves and apply to bottom of feet and let stand for 3-5 minutes. For extra hard calluses, use coarse pumice pad before rinsing feet.ForPro Professional Collection features the highest quality, best value, and largest selection for professionals and consumers. All products include 100% unconditional guarantee.