40 Gram Unit SG-40

Protects up to 3 cubic feet of enclosed space. "Drinks up" moisture from within enclosed storage spaces, safe, etc. Protects against condensation, mold, mildew, rust and corrosion, prolonging the life of stored valuables and supplies. Once saturated, built-in indicator turns from blue to pink signaling need to reactivate unit. Reactivates easily in oven for lifetime protection.