SPECIFICATIONS COTTON SERIES Base Curve (BC) 8.6 MM  DIAMETER 14.20 MM WATER CONTENTS 40% COLOR BROWN DURABILITY 30 DAYS MONTHLY DISPOSABLE Cotton Series | Cotton Brown Color Contacts Looks great, even on dark eyes Bold Color, No Telltale Rings! Available in Prescription or Non-Prescription High-Quality Safe, Comfortable, Breathable Cotton Brown contacts are a lovely, light brown shade that are ideal for creating a natural transformation over dark eyes. Customers with light eyes will see a very subtle shift and should consider chocolate brown for a significant change. Customers with dark brown eyes say they gave me a look of natural light brown eyes, and not evil or fake looking, and they really make your dark browns go from flat to bright, giving you a whole new look without being too obvious. Check how real customers are showing off their contacts on IG and see why our cotton series contacts are a favorite among beauty influencers and makeup artists! Just like all of our Cotton Series contacts, there are no telltale rings or lines to give you away! Choose from prescription or non-prescription. Either way these contacts are guaranteed to be safe, comfortable, and high-quality. Made with the latest technology, all Misaki lenses boast 45% water content making them super breathable. These lenses last up to 30-days. And, of course, all Misaki products are backed by our 100% satisfaction guarantee.