Deep pressure input (similar to the sensation of being hugged) can provide several benefits. From a sensory point of view, they can help to calm/focus a child and give a greater sense of body awareness. Compression vests  are designed to provide constant, even pressure to children and adults with autism, sensory processing disorders, hyperactivity and more. Proper use of this product may result in higher success in the classroom. Comes in small(3-5), medium(6/8), large(10/12) and extra large(14/16).