This lightweight headband magnifier is made by the world famous Donegan Optical Company. Offering hands-free magnification, the OptiSIGHT is available in black only. Each magnifier comes with three lenses: #3, #4 and #5 (an optional #7 sold separately). Lenses are optical grade acrylic that pop in and out easily. Material is durable and impact resistant. Great for professionals and hobbyists. Replacement lenses available.