Features: ADJUSTABLE: These siphon hose shut off clamp can adjust rate of flow, are easy to use and very convenient. FUNCTIONS: The small tube clamp controls flow from fully open to complete closure with fingertips. HIGH QUALITY: The materials used in all our products are of high quality plastic, lightweight and durable. These plastic tube clamp will definitely meet your needs in the process of use. SIZE: Use for thin-walled tubing under 8mm (05/16") O.D. brand new and high quality WIDE APPLICATIONS: The clamp is mainly used to clamp the hoses to regulate the flow or cut off the hoses. Specifications: Material: Plastic Color: White Used for: Tubing under 8mm (05/16") O.D. Weight (Approx.): 5g Note: 1.Please allow 0-1cm error due to manual measurement. pls make sure you do not mind before you bid. 2.Due to the difference between different monitors, the picture may not reflect the actual color of the item. Thank you! Package includes: 1 Piece Plastic Tube Clamp