Silva's Race Series thumb compasses are perfect for the orienteer, the adventure race athlete or whoever is in need of a compass with outstanding quality, needle settling time & stability during running. The needle features a transparent design that increases your map visibility, while the baseplate design contributes to better contact between thumb & map, & with thicker baseplate material it withstands the toughest conditions. Race Jet is your compass if you're looking for an elite thumb compass without fuss.