Sleep Pod's original cocoon-like shape covers your entire body, applying a gentle, calming pressure, just like a hug. This helps to reduce anxiety and gets you ready for sleep. Sleep Pod is made from a specialized 4-way stretch polyspan material that provides a gentle, calming pressure that simulates the feeling of being hugged or swaddled. Sleep Pod is breathable and does not trap heat, light-weight, and machine washable. Smoke free pet free home. Questions? Leave a comment below!