This unique bug net design, with a collapsible spreader pole, offers superb protection and a spacious interior. With no ridge line your star gazing is unimpeded. Made from breathable, high visibility black polyester mesh with 500/sq. in (80 holes/cm¬¨‚â§) for excellent protection from insects. It's easy to setup and easy to get out of with its wide zippered opening. Designed to work with all Sea to Summit hammocks and most existing hammocks.