1 9/16 x 4 3/4" 10-20-30-40-50-60% Humidity Indicators
Color changes from blue to pink as humidity levels increase. Recommended for all-purpose use.
1 9/16 x 4 3/4" 10-20-30-40-50-60% Humidity Indicators is backordered and will ship as soon as it is back in stock.
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