Straight-Stable The Nano is our mini marker disc. The Nano is a mini disc suitable for playing mini disc golf or as a marker in competitive disc golf. It bears the same premium quality, aesthetics, and high production standards as our golf discs in half the diameter. Mark your lie in style, and reinforce that all-important confidence in your plastic. For those who enjoy throwing mini discs, the Nano has a versatile straight-stable flight that can be used for low-power indoor throws as well as high-power outdoor throws. The Nano is a must-have for every MVP thrower.