HSI Cactus Non-Electric Personal Humidifier in Hot Pink, Piozio Eco-Friendly - Natural evaporation instead of electricity Fragrance Diffuser - You can add aromatic oil into the pot along with water. Anti-bacterial - Tissue ball is coated with an anti-bacterial layer Material: Felt, ABS Finished product: 5.5 in x 5.5 in x 8.5 in