💦 Purify your adventure—stay hydrated, stay safe! Be prepared for any situation with these essential purification tablets. One tablet treats up to 20 litres, ensuring you have safe drinking water. Experience rapid purification with fast-dissolving technology. With a 4-year shelf life, stock up and stay worry-free. Perfect for outdoor adventures or emergency kits—no power needed! Treats 20L Fast dissolving 4-year shelf life Oasis 167mg Emergency Water Purification Tablets provide a reliable solution for making water safe to drink. Each tablet treats 20 litres of water and dissolves quickly, making it an essential item for emergencies or outdoor activities. With a shelf life of 4 years, these tablets ensure you are always prepared, no electricity required.