Silicone Tubing 2Mm Id X 4Mm Od Black Food Grade, Length 6 Meter- 19.68Ft Product Details [Size] 2mm ID x 4mm OD length 6 meter(19.68 FT), can be cut into any length, convenient and practical [Standard] flexible silicone compound in compliance with FDA and 4A Sanitary Standards. [Performance] Operating temperature: -76F to +428F, Hardness: 50 Degree [Product] Lightweight, soft silicone tube, with strong stability, resistance to chemicals, acid and alkali, the inner surface is also smooth, easy to quickly transfer fluid and clean, BPA Free and non-toxic.with very strong Stretchability , great tear strength [Application] Transport gas and liquid, such as home brewing, liquid treatment, drain valve connection, siphon, aquarium transmission of oxygen, drip irrigation, water change, oil change, etc. The material performance is stable, will not be easily oxidized, and the service life is extremely long. Payment We accept PayPal and credit cards via PayPal. Taxes - US We collect sales tax, as required by law. Shipping We make every effort of shipping within 3 business day of payment clearing. The estimated delivery time is 2 - 5 business days from the shipping date. Policies If you do need to return your item, please contact us via email (you will receive an email when your product ships with additional details - Subject: Important information about your purchase). You will then be provided with a return shipping label and packing slip. Pack the item carefully. Include the packing slip, apply the shipping label, and return the item within 30 business days of the date you request a return, or your return will be canceled. Once we receive your order we will inspect the return. Please allow up to 5 business days of receiving the returned item for your refund.