Filtered Drinking Bottles 550ML Colors Water Bobble Hydration Outdoor Bottle Suitable for kitchen, table, travel and outdoor application. Activated carbon filter: eco-friendly and healthy, with germicidal and disinfectant effects. Special exterior design: comfortable to hold. Material: Enviromental PE Plastic Feature: eco-friendly Package size: 22x8x8cm Item Size: 7.8X21.10cm