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Silica Gel 13mm Stopper (Qty. 1000)
These new stoppers are sure to fill many needs due to its humidity resistance, and other properties that make this stopper superior to butyl rubber in many aspects. Silica is naturally resistant to humidty, and contamination via humidity or water damage. Additionally when compared to Butyl Rubber, Silica Gel Stoppers are more chemical, acid, and temperature resistant than traditional butyl stoppers. These silica gel stoppers are also a nice clear and transparent look for an aesthetically neater look versus solid stoppers.