Need a little something to spice up your ILS?? replacement lenses are offered for a variety of reasons to suit your every need! for those who want to add a little color and style to their ILS there are 9 different colors to choose from. Lenses can be replaced when damaged or for different activities, bright sunny days or inside use. There are a wide variety of lens sizes and colors. Lenses are available in sizes XS-XL and in 9 different colors. They are made to fit the ILS style only. Made of polycarbonate (shatterproof), anti-fog, 100% UV protection lenses.