Prizm technology excels in bright conditions and improves the colour and contrast of your vision to help you see in more detail. A durable O-Matter frame withstands knocks and drops, making the Monorburn perfectly suited to everyday life.Prizm Lens - enhanced colour and contrast for full-detailed visionClassic design provides a versatile look for everyoneDurable and comfortable O-Matter frameAce-fit technology - Enables eye care professionals (ECP's) to adjust the temple of a frame based on the wearer's personal preference to help enhance their comfort and retentionFrame colour: Matt BlackLens colour: Prizm BlackLight transmission: 11%Light conditions: Bright light