Closing solutions for high quality wines. Caps containing plant-based polymers based on sugar cane, sustainable and renewable and with an Ok bio based TUV Austria 3-star rating and a negative carbon footprint. Nomacorc co-extrusion technology eliminates oxidation defects, reduction and unpleasant flavors, ensures trouble-free bottling, facilitating extraction and re-insertion, and avoiding breakage during opening. The product is delivered in a plastic bag inside a cardboard box. The box contains the name of the brand, website, advice on pre and post bottling conservation, environmental labels, logo and model name.