Wondering if you can get NinjaFlex to work on your printer? Don’t want to spend the money on a full roll or a Splash Spool? This trial size is for you. 15 feet/4.6 meters (~12 grams) of filament in a bunch stuffed into an envelope with free shipping. Color: One of the 26 colors of NinjaFlex *If you order 2 of these I will send you one 30 ft piece.