Protect yourself from flying insects. Made of durable mildew-resistant polyethylene material. No-See-Um size netting keeps out even the smallest biting creatures. Completely covers a sleeping bag and cot for a carefree night's sleep. The top ring can be easily hung from any tree branch. Comes in single and double widths. Single hanging points allow you to hang over a cot or bed, stake out or hang inside a tent.