Two internal mesh pockets for organization * Stand up Dopp kit * Durable YKKTM zips with HypalonTM grab tabs for easy, secure opening and closing * Super-light, strong and water-resistant Ultra-SilTM fabric made with Cordura® yarn * Dimensions/Volume/Weight: Small - 8 in x 4 in x 4 in, 2 Liters, 1.3 oz/38g. Large - 10 in x 5 in x 5 in, 4 Liters, 1.7 oz/50g.