Coghlan's No-See-Um Head Net - Enjoy the outdoors without worrying about bugs getting in your way. With the Coghlan's No-See-Um Head Net, even the smallest insects won't be able to put a damper on the day. The head net is constructed with fine nylon mesh featuring 1150 holes per square inch. It fits over most headgear and features an elastic at the neck for a snug fit. This breathable and comfortable head net is a must-have for hiking, backpacking, and camping. Features Keeps small insects out Fits on most headgear 1150 holes per square inch Mesh material: fine nylon Elasticized neck Flame retardant