Qwork 1000Ml Buchner Funnel Kit Filter Flask Set, 1L Vacuum Flask 80Mm Funnel, Product Details High Temperature Resistant: These flasks are made of industrial quality borosilicate 3.3 glass, which can withstand high temperature and thermal shock. With Sidearm: Funnel vacuum seal adapter, 1000 ml 1 liter thick wall borosilicate glass filter thermos with sidearm. Standard Graduation: Clear standard scale, easy to read. Easy to Use: Dishwasher safe. Perfectly matched Buchner funnel and filter flask set. Package Includes: 1000ML Buchner funnel kit, 80mm Buchner porcelain ceramic funnel, with 1 connected rubber plug. 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.