The YUMI FEET patch allows a simple and quick implementation of the treatment on calluses. Comprising 2 separate patches in two bags, the treatment can be administered integrally on the foot or only on the heels (the patch can be cut easily). Each patch is soaked in a lotion that acts on calluses in just 15 minutes. 1- Apply De Si Jolis Pieds patches after putting on protective gloves. 2- wrap the patches, they should be held in place for 15 minutes and wrapped in stretch film. 3- removal of calluses, after removing the first patch, remove excess dead skin using the Duo Feet utensil (scraper side). Then use the smoothing side of Duo Feet after applying the smoothing adhesive beforehand to remove the rest of the callus. 4- Moisturize and nourish the skin to complete the treatment, apply AfterCare post-care moisturizer to the foot.