Hammock has various designed inspired from many things. There is even hammock style which is designed like a hanging nest of bird. It is also commonly called as cocoon hammock. This nest hammock will be perfect to be used together with family and children since it is able to hold several people. It is perfect for tree swing. Usually, it is made from polyester and cotton material. These materials are used to provide soft feel. It is also water resistant. You can set up this kind of hammock perfectly in the backyard or inside your house. Children are going to make this hammock as their favorite place for playing.