Isobrite Valor ISO303 Black-Yellow Watch | Silicone ZIIIRO With a black background and

With a black background and silver accent

Real-time intensity guidance

waffle mesh padding covered with breathable mesh for the should straps and back plate

Motivational feedback messages

Size: Ø 45 mm | H 14 mm

Isobrite Valor ISO303 Black-Yellow Watch | Silicone ZIIIRO With a black background andIsobrite is the world's first T100 tritium illuminated lightweight polycarbonate watch. Unlike ordinary tritium watches that use T25 tritium illumination, the Isobrite watch uses ultra bright T100 tritium illumination. This makes it 4 times brighter than the competition. The Isobrite Valor Watch features a lightweight polycarbonate face with a sapphire crystal protecting a metallic colored face with matching tritium illumination and crown, all on a