TeaButterfly: the GAC filter sitting at the bottom of my bottle filled with tap water for a few minutes.
TeaButterfly: my free sample of the GAC filter opened packaging and the filter itself.
TeaButterfly: the GAC filter with its packaging - instructions on how to use the filter appear on the back.
TeaButterfly: step 1: after removing the packaging, simply rinse the filter.
TeaButterfly: step 2: put your filter inside your bottle, fill it with tap water. Let it sit for a few minutes.
TeaButterfly: step 3: after a few minutes, remove the filter. I keep it in a small Japanese dish.