Almost a full 360 degree design of turning twisting fun Thermoformed HDPE that supports up to 250 pounds Designed to mount on most 5 foot swing set decks and includes all hardware and installation instruction (may require additional lumber purchase depending on configuration of existing deck) Proudly made in the USA with a lifetime against cracks and breaks For private backyard use only! Do not use in public settings! Meets and/or exceeds ASTM safety standards for backyard residential use only