Lockdown Silica Gel 40g. Crystals change color once fully saturated and can be easily recharged in the oven. Specifications for Lockdown Silica Gel - 40g: Manufacturer: Lockdown Color: Silver Fabric/Material: Silica Width: 3 in Height: 2.5 in Weight: 40 g Features of LOCKDOWN Gun Lubricant Silica Gel: Absorbs moisture from the air Easily recharged in oven Durable vented can for easy handling Package Contents: Lockdown Silica Gel Can - 40g 222555 Lockdown 222555: Silica Gel 40g