Discover the epitome of sealing excellence with our Size 26 XXXX Cork Stoppers, precision-engineered for the discerning professionals operating in demanding laboratory environments. Ideal for experts in chemistry, chemical engineering, and industrial food processing sectors, these meticulously crafted, tapered corks excel in a myriad of applications from routine laboratory use to secure containment and transportation of various liquids. Our cork stoppers are fashioned from 100% natural and sustainable cork, embodying our unwavering commitment to environmental stewardship without compromising on quality. Adhering to the stringent quality benchmarks synonymous with all WidgetCo products, these cork stoppers promise a reliably secure seal, time and again. Every stopper in our collection undergoes a rigorous visual sorting and grading procedure based on the size of the lenticels - the natural crevices characteristic of cork. This scrupulous quality assurance protocol is what sets our premium-grade stoppers apart, making them a trusted choice for an extensive array of laboratory protocols and food packaging processes.