The surface of the box is smooth and easy to clean, just with a damp cloth. The color of the silica gel will change when absorbs moisture, easy to moisture content. Suitable for photography enthusiasts, professional photographers, and anyone who needs to store cameras. Features -Color:Transparent -Material:Silicone, plastic -Size:5.50X5.50X2.70cm/2.16X2.16X1.06in - Space-saving: The compact design does not take up too much space, and can be easily placed in a storage bag. - Efficient dehumidification: The color-changing silica gel material has strong adsorption capacity, quickly dehumidify. - Safe and reliable: The high-strength material and sturdy structure ensure the safety of the camera and accessories. - Easy to store: This box has a compact size, very portable, which is convenient for storage and carrying. - This box can help you keep your cameras dry, give you more convenience to use, very useful in daily. Package list: 4