The NEBNext UltraExpress DNA Library Prep Kit is the latest generation of NEBNext DNA library prep, with a fast, streamlined workflow. In under 2 hours, the protocol enables the creation of high yield, high quality libraries, from a broad input amount range, while generating less plastic waste. Further, with simplicity at the forefront, the kit features a single protocol for all input amounts, making NEBNext UltraExpress DNA Library Prep well suited for all throughputs.