SealLine 20L Discovery Dry Bag Blue. Specifications for SealLine 20L Discovery Dry Bag: Manufacturer: SealLine Finish: Polyester Fabric/Material: Polyurethane Pack Volume: 20 liters Weight: 13.8 oz Dimensions: 6 x 10 x 21 in Fastener/Closure Type: Roll Top Bag Shape: Cylindrical Water Resistance Level: Waterproof Features of SealLine 20L Discovery Dry Bag Built for the journey: Made of rugged flexible and fully waterproof materials designed to withstand frequent and demanding use. Light-colored interior: Significantly eases identification of contents within. Oval bottom: Stable shape won't easily roll around; it's also easy to store stack and pack. Durably constructed: Fully welded seams result in stronger and more durably waterproof construction compared to sewn-and-taped seams. Tight simple sealing: Updated DrySeal roll-top closure makes it easier and more intuitive to achieve an optimal seal. PVC-Free: Materials have a reduced environmental impact over vinyl-coated materials. Package Contents: SealLine 20L Discovery Dry Bag SealLine 9651: 20L Discovery Dry Bag Blue