HydroBlu Sidekick Activated Carbon Replacement 4 Pack

This pack includes 4x Replacement Activated Carbon Filter Elements to suit the HydroBlu Sidekick Water Filter Straw. Removes heavy metals such as lead, iron, cadmium, nickel, chromium, and zinc Removes chemicals such as chlorine, pesticides, herbicides, gasoline, and diesel Perfect for camping, backpacking, scouting, hiking, and for emergency situations or emergency preparedness Weighs only 28.3g Size: 1.8cm wide x 0.7cm tall Shelf Life (if kept dry): 5+ years   Requires HydroBlu Sidekick Water Filter Straw. (HB-SF-02)