BEST VALUE, BEST PRICE!
$20 for 4oz(118ml) = $5/oz
$40 for 16oz(473ml) = $2.50/oz
$200 for 135oz(4L) = $1.48/oz
Colloidal Silver is best kept out of direct sunlight and store away from any electronic equipment for best shelf life and potency.
This size is great for around the house. Two spray settings allow for wide mist or direct flow.