This is a box with desiccant beads, which is used to remove moisture from the surrounding air. It is made of high grade silicone. It is a reusable dehumidifier box. It is great to keep your wardrobe, clothes, camera bag and almost everything dry in humid days. When the beads turn pink, it can be recycled by heating under 120 degrees until turn back to blue. Features: A box with desiccant beads, remove moisture from the surrounding air. Great to keep your wardrobe, clothes, camera bag and almost everything dry in humid days. When beads turn pink, recycled by heating under 120 degrees until turn back to blue. The net content of each box of moisture beads 45g. Compact and easy to put in your camera bag. Made of high grade silicone and reusable. Specification: Color: Blue Material: Silicone Box Size(l*w*h): Approx. 6 * 5 * 2cm / 2.4 * 2 * 0.8in Bead Size(l*w*h)): Approx. 0.5 * 0.5 * 0.5cm / 0.2 * 0.2 * 0.2in Weight: Approx. 56g Package List: 1 * Box of Desiccant Beads 1A box with desiccant beads, remove moisture from the surrounding air. 2Great to keep your wardrobe, clothes, camera bag and almost everything dry in humid days. 3When beads turn pink, recycled by heating under 120 degrees until turn back to blue. 4The net content of each box of moisture beads 45g. 5Compact and easy to put in your camera bag.