CONTROL CO Humidity Sponge Indicator,PK40

Humidity Sponge Indicator, Desiccant Bag Type Tyvek(R) Bags, Area Protected 476 cu in, Width 3 in, Length 3 in, Desiccant Bag Size 3/8 oz, Container Type Bag, Bags per Package 40, Humidity Indicator Form Sponge, Humidity Levels 37 Percent, Indicators per Case 40, Application Humidity Detection, Material High Density Polyethylene, Color Blue, Diameter 1/4 in, Package Quantity 40