SG900 Silica Gel 900 Gram Unit

900 gram size. Protects 66 cubic feet of enclosed space. Drinks up moisture from within enclosed storage spaces, safes, etc. Prevents condensation, stops rust, mildew, corrosion, spoilage. Once saturated, built-in indicator turns from blue to pink signaling need to reactivate unit. Reactivates easily in oven for lifetime protection. Made in the USA.