The Compression Vest is designed to provide constant, even pressure to children with autism, sensory processing disorders, hyperactivity and more. Deep pressure input is similar to the sensation of being hugged and can provide a calming effect, provide focus and give a greater sense of body awareness. Constructed of soft 2mm neoprene. Side hook and loop closures adjust to any body type. Use with supervision for 20 minutes at a time or as recommended.