A Polymer White Is soft white in color and works great for pink & white nails. Working time is 35-45 seconds. A Polymer Natural Is Semi transparent in color and works great for natural nail overlays. Working time is 35-45 seconds. A Polymer Truly White Is bright white in color and works great for pink & white or competition nails. Working time is 35-45 seconds. A Polymer Pink Is blush pink in color and works great for pink & white nails. Working time is 35-45 seconds. A Polymer Clear Is 100% transparent in color and works great for natural nail overlays and is also used to as a sealing coat for your designed sculptured nails. Working time is 35-45 seconds.