The Rumble Tuff One-Way Valve is replacement part for all Rumble Tuff breast pumps, including electric and manual pumps. All One-Way Valves are made of silicone that contains no BPA. Package includes: (4) One-Way Valves.
Features:

• It is a vital part to the suction strength of your Rumble Tuff breast pump and should be changed as needed.
• A set of four genuine silicone One-Way Valves replacement for all Rumble Tuff breast pumps.
• Compatible with all Rumble Tuff breast pumps.
• BPA free.
• Dimension: 4.4"Lx 1.3"Wx 7.7"H.
• Weight: 0.1 Lbs.
• Brand: Rumble Tuff
• Model Number:706-PA-907