Size: Box Diameter 68mm, Height 26mm, Sponge Diameter 61mm, Thickness 18mm 1. Application: Sea water wetting machine plays an important role in financial and office field, can easily count bills and keep your hands tired. Helps to smooth and quickly roll paper when organizing receipts and receipts. Very practical. 2. How to use: Open the sea box and pour water directly into the sea, count bills or fill the material, just gently press the sea cotton to dampen your fingers. 3. Easy to disassemble: sea sponge box is made with base tray and top lid, if you need to clean the sponge, you can simply remove the lid and remove the sponge and wash it. Easy to disassemble and easy to use. 4.Material:High quality sea cotton for the humidifier is very comfortable and soft, comfortable to touch and wont feel bulky in your hands. The box is made of high quality PP plastic, easy to clean, beautiful and durable. 5. Uses: Humidifier can be used in a variety of places such as bank bills, financial work, book turning, and more.