Photo 1 of GRAYL UltraPress Water Purifier & Filter Bottle for Hiking, Backpacking, and Travel (Camp Black)

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Photo 1 of GRAYL UltraPress Water Purifier & Filter Bottle for Hiking, Backpacking, and Travel (Camp Black)Photo 2 of GRAYL UltraPress Water Purifier & Filter Bottle for Hiking, Backpacking, and Travel (Camp Black)