SIGG Twittering - 13.5 oz For over 100 years, SIGG has utilized Swiss precision to design and build products that make life easier and a little more enjoyable. SIGG is a brand of optimism and hope, of forward thinking and positive action. - Highest standards of Swiss quality and craftsmanship - Ecologically sound, reusable and ultimately, easily recycled - Fashionable and functional - Made for a green, clean, sleek and stylish future The new Care liner by SIGG is a high-quality internal coating that insures a fresh, clean taste with no metallic aftertaste. This chemically inert liner is made of a unique formulation of non-toxic ingredients. The new liner is an ultra-thin coating that is applied uniformly to the inside of all SIGG aluminum bottles. Once applied, the liner is then cured at temperatures between 190° Celsius and 200° Celsius. The new EcoCare liner by SIGG is comprised of many ingredients. The primary compounds utilized are a special combination of ultra-thin layer forming co-polyesters, many of which are commonly found in different variations across a variety of well-known food and beverage brand products. The materials used in producing the liner are BPA-Free and Phthalate-Free, as well as being free of any VOCs (volatile organic compounds). Additional ingredients used during the manufacturing process guarantee that the new EcoCare Liner by SIGG is durable, highly effective, and applied more efficiently. This improved efficiency helps to improve capacity and thus allows SIGG to better satisfy the growing global demand for SIGG products. The new EcoCare liner by SIGG also contains various flow enhancing additives. These waxy solids found in naturally occurring fatty acids, guarantee that the liner can be applied uniformly, thus greatly increasing the products durability. All ingredients used in the formulation and manufacturing of the new EcoCare liner by SIGG comply with the required EU and FDA guidelines, including EG 1935/2004 and FDA 21 CFR 175.300.