1. Class quality, glassware glass .(soda glass), handmade glass 2. All the parts of hookah are made of stainless steel. 3. It has a diffuser. 4. Hoses are made of safe food-grade silicone easy to clean. The length of the hose is 1,5 m. 5. It has a valve. You can take out the smoke easily. 6. Can be used with two hoses. 7. It has a power-led system, which is powered with 2 AAA batteries (Not Included), under the coaster. 8. It has 9 different lighting operations. 9. The battery life is about 24 hours for continuous operation.Product Dimensions:Lower Largest Diameter = 25 cmTotal Length = 41 cm