Aqua One Airline PVC Black  – Made from pliable and smooth PVC which significantly reduces the noise level in your airline and eliminates the kinking in the tubing which can cause airflow restrictions. Suitable for all types of standard aquarium air pumps or other aeration accessories. Key Features & Benefits:

• Reduces noise level in airline
• Eliminates kinking in tubing
• Prevents airflow restrictions
• Non-obtrusive & non-toxic
• Durable & long lasting
• Material: PVC