Thinking about putting your Tropical Hangout in a public place? With the D-Shackle hammock connection material your hammocks are extra safe. Unlike the carabiners you can’t open the D-shackles by hand. The anti-theft D-Shackle hammock connection material is perfect for leaving your hammocks outside day and night! If you would love to take down the hammocks every night before going in, you might want to consider the carabiners since they are easy to open and close. Click ‘here’ to view them.