- Protect your firearms and tools from rust with our silica gel canister, designed specifically for gun cases or tool boxes. - The 200g dehumidifier absorbs moisture effectively, covering up to 15 cubic feet of enclosed space, ensuring your valuable items stay dry and safe. - Crafted with a black canister that won’t rust, and an orange silica gel desiccant that is free from Cobalt II Chloride, making it a safe choice for your storage needs. - Our reusable silica desiccant serves as an effective indicator; simply reactivate it for 4 hours at 300°F when it changes from orange to dark green. Use Scenarios: 1. Store your firearms in a safe or cabinet with our silica gel canister to prevent moisture buildup and corrosion. 2. Place the canister in your toolbox to protect your tools from rust, extending their lifespan and maintaining performance. 3. Use in any enclosed storage space, such as a closet or attic, to ensure dry conditions for your valuable equipment and belongings.