FEATURES: 1. Built for the journey: Made of rugged, flexible, and fully waterproof materials designed to withstand frequent and demanding use. 2. Light-colored interior: Significantly eases identification of contents within.* 3. Oval bottom: Stable shape won't easily roll around; it's also easy to store, stack, and pack. 4. Durably constructed: Fully welded seams result in stronger and more durably waterproof construction compared to sewn-and-taped seams. 5. Tight, simple sealing: Updated DrySeal™ roll-top closure makes it easier and more intuitive to achieve an optimal seal. 6. PVC-Free: Materials have a reduced environmental impact over vinyl-coated materials.