- The appearance of the sponge stick is regular, full 2. Good elasticity, water is not easy to flee after sealing the bag. 3. The porosity is uniformly distributed; The absorption of water is extremely strong, the water storage capacity is large and the volatility is stable. 4. It is not soluble in water, non -sticky and maintains the consistency of the water agent evaporation rate. 5. It can be associated with different types of perfumes, liquid drugs and other water solvents, filter and store water, and is non -toxic. Type: sponge sticks for humidifier for the product: 10g/saccouleur: whitematic: cotton fiber: around 73 * 7mm Packaging content: 80 * sponges for humidifier. Only the content of the above packaging, the other products are not included. The authorized measurement error is +/- 1-3 cm.