Spy Optic - Monolith Speed. Color Matte Black/Happy Low Light Yellow. Low Stock. On sale for $149.89. MSRP $160.00.. Add to favorites. 0 people have favorited this1 left in stock+3Brand NameSpy OpticProduct NameMonolith SpeedColorMatte Black/Happy Low Light YellowPrice$149.89MSRP: $160.00Rating