This case is the average size of the series, which consists of four sizes (S, M, L). From this series of bags can be pumped by a special air pump or by simply vacuum cleaner, whereby items are compressed in vacuo and 75%. Vacuum bags in this series are made of a special plastic that allows long and securely store your belongings. The material from which made this product will protect your belongings from moisture, dirt and small insects. Very convenient and practical to use bag.