Have a drafty or cool kitchen and need to keep your sourdough starter jar warmer. Simply set it right down in this cozy. Made from Cotton Fabric and batting to give your starter a little more insulation. Machine washable so f your starter overflows onto your cozy just toss it in your washer. Pictured is a Wide Mouth Quart jar in the cozy but a Pink Jar will also fir regular or wide mouth. Listing is for 1 Cozy jar NOT Included. Lining Color is coordinating but can Vary contact me if you need specific lining color. Start cozy is a perfect gift for the new to sourdough or seasoned sourdough Jar Cozy Approx 7x6" Also can be used for Pint of Ice Cream ; See our potato bags and bowl Cozy they make a great gift as a set together with these cozys. https://www.etsy.com/listing/91668401/microwave-baked-potato-bag?