 Although many brands of contact lenses are lightly tinted to make them easier to handle, cosmetic lenses worn to change eye color are far less common, accounting for only 3% of contact lens fits in 2004.In the United States, the FDA labels non-corrective cosmetic contact lenses as "decorative contact lenses".Like any contact lens, cosmetic lenses carry risks of mild to serious complications, including ocular redness, irritation and infection.