This kit includes: Overcoming Stress Related Insomnia download card, ear plugs, eye mask, and The Insomnia Awareness Kit.Sleep plays a vital role in keeping our mind and body healthy. However, there are times when we struggle to get enough of it. The most common cause of insomnia is stress, and learning how to manage stress is essential for a restful night's sleep. By getting a good night's sleep, you'll wake up feeling refreshed with more energy, productivity, and improved concentration.