Durable YKKTM zips with HypalonTM grab tags for easy, secure opening and closing * Super-light, strong and water-resistant Ultra-SilTM fabric made with Cordura® yarn * Large size holds two pairs of regular sized shoes or a pair of boots * Small size keeps a pair of regular sized shoes or boots * Dimensions/Volume/Weight: Small - 12 in x 5 in x 5 in, 5 Liters, 1.6 oz/45g. Large - 13 in x 7 in x 6 in, 10 Liters, 2.2 oz/61g