WaterBasics Filtered Water Bottle (BLU-I-60) Blue line basic Protection Protects for up to 380 refills Perfect for camping, hiking, survival, 72 hr. Kits, rv's and travel BLU Line Basic Protection removes Cryptosporidium, Giardia and biotoxins such as Microcystin Reduces chlorine and chemicals and improves water taste, odor and clarity Accepts any WaterBasics Series I or Series II replacement filter Fits in purses, backpacks, glove compartments, 72-hour kits, vehicle cup holders and more Friendly medical grade silicone mouthpiece makes drinking easy