Dry & Dry Premium Humidity Indicator Cards 250 Pack - 10-60% 6 Spot(250 Cards) 3 Gram 1/2 Gallon Volume

1/2 Gallon Volume

Packets are Stored in High Quality Mylar Bag - (14 Bag of 18 Packets)

Are oxygen absorbers not working if you don

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Dry & Dry Premium Humidity Indicator Cards 250 Pack - 10-60% 6 Spot(250 Cards) 3 Gram 1/2 Gallon VolumeYou are now bidding on Brand New 250 Pack of Humidity Indicator Cards 10 60% 6 Spot(250 Cards) . Color Changing Humidity Indicator Cards (250 Pack) Premium Humidity Indicator Cards(REUSABLE More than 20 Times) 6 Dot(10%,20%,30%,40%,50%,60%) As the humidity increases the chemically impregnated spots change from a blue color (DRY) to a Pink Color(HUMID). Do not have in Direct Contact with Foods or Medications to be Consumed. When you initially open the