Oakley sunglass Sylas prizm black Lenses,with matte black Frame form smart swim Accuracy: ECG sensors are considered

Accuracy: ECG sensors are considered the gold standard for heart rate monitoring

Featuring a curved lens for enhanced vision

mix 1 sachet in 500ml water and consume before your activity

This is achieved through their variable thickness squeezing structure - they've got a thin middle part and a thick bottom

soft landings

Oakley sunglass Sylas prizm black Lenses,with matte black Frame form smart swim Accuracy: ECG sensors are consideredProduct Info CODE: OO9448 0357 Size: M (133mm) Oakley Sylas is a classic frame with reliable features. Feel secure in this new style that goes above and beyond the standard with upgraded features for all day wear, including a hat compatible design, lightweight frame and Prizm Lens Technology. HAT COMPATIBLE: hat compatible frame and temple design with an increased extended periphery SEE MORE DETAILS: Available with Prizm lenses that are designed to