Velvety soft and comfortable to wear, this therapy aid promotes awareness of body position without immobilizing the user. Weight packs are inserted below wearers center of gravity in concealed pockets at front and/or rear of vest to provide deep pressure and a calming sense of body stability. Vest slips over head easily and closes at sides with velcro-fasteners.Size X-Small: Waist: 61cm. Height: 30-41cm (adjustable)Size Small: Waist: 76cm. Height: 38-51cm (adjustable)Size Medium: Waist: 86cm. Height: 43-56cm (adjustable).