The Valve offers the perfect balance between an everyday sunglass and an active sunglass. The polished black design has a three-point fit which balances the frame to eliminate unnecessary pressure points and provides perfect optical alignment. The O-Matter frame material provides optimal stress resistance and extreme lightweight comfort for longer wearing conditions, whilst unobtainium temple tips and air filled nose pads provide further comfort and unrivaled grip. The Prizm Deep Water lens makes this frame perfect for fisherman or those looking for a high-quality blue mirror. Prizm polarised technology combined with specific filters to boost reds and greens giving a glare-free, optimum view of below the water surface. This authentic Oakley frame comes complete with a soft pouch and a 2 year warranty.