10 mm x 0.5 g. For Keurig Single Cup Brewers and Ekobrew Reusable Filters (Or any Keurig compatible reusable filter). Easy drop-in tablet. Better tasting coffee. Cleans brewer and filter. Phosphate free. Why use Ekobrew cleaning tablets? Oil and residue left behind in a single coffee machine can lead to bitter tasting coffee. To get the most out of your machine, it is important to clean it regularly. Ekobrew cleaning tablets are specifically formulated for controlled solubility, easy rinsing, and powerful cleaning while maintaining the inner workings of your machine. Each machine requires different frequency of cleaning. Follow the directions as described by the manufacturer of your machine. Ekobrew cleaning tablets are phosphate free and are formulated from naturally occurring, sustainable and renewable ingredients. It's a little thing, but knowing what you put down your drain can make a significant impact on the quality of your life and the world around us. SDS available. www.urnex.com. Ekobrew and Urnex have no affiliation with Keurig or K-Cup. Keurig and K-Cup are registered trademarks of Green Mountain Coffee Roasters, Inc. Ekobrew is a trademark of Eko Brands, LLC. All other trademarks are the property of their respective owners. Made in the USA.