1-Day Acuvue Define contact lenses allow you to enhance your natural beauty, not cover it up. With iris inspired designs, define lenses seamlessly blend with your own eye color to bring definition and depth. 1-Day Acuvue Define comes in: Natural Sparkle brightens with soft highlights and added dimension Natural Shimmer balances highlights and sharpness to add depth Natural Shine enlarges with high-contrast and depth Be bold, beautiful, and empowered with 1-Day Acuvue Define.