Adjustable support sheet of 50% cotton and 50% polyester, specially designed for patients suffering from Alzheimer's or senile dementia, which merges the sheet with a kind of sleeveless shirt that prevents the patient can fall or get out of bed, or that can manipulate the probes or soakers. It includes a reinforced zipper with a zipper in the foot area, and a stopper protected from contact with the skin. Allows you to sit up in bed, turn around and move arms and legs freely. It can be hand and machine washed and tumble dried. It is recommended to wash inside out with the zipper closed.