Self inflating valve for easy inflate Made from Microfibre Oeko-Tex 100 - Free from harmful substances Pack into stuff sack for easy storage The Exped MegaMat 10 LXW is an inflatable mat perfect for long camping trips and caravan stays. The self inflating valve is quick and easy to use, you simply open the inflate valve and the air comes rushing in. However if this is not firm enough for you the product comes with a handy mini pump so you can top off the air to your desired firmness. Microfibre is an exceptionally fine Nylon/Polyester blend of fibres with a large surface area. This creates a soft fabric which is extremely absorbent and quick drying making it more convenient and practical. Microfibre is more hygienic as it does not retain moisture therefore creating less of a breeding ground for bacteria. Oeko-tex is a company who tests products for substances which may be harmful to human health, helping manufacturers to keep up with the ever changing standards and regulations. Packs away into its own stuff sack bag for easy transportation and storage, making it an ideal item for carrying in a rucksack until needed.