3Doodler Flow filament refill pack with assorted colors. Perfect for creative projects. New! Product Details This 3Doodler Flow Refill Spools Set includes a selection of 20 vibrant colors to transform your ideas into tangible works of art. FEATURES Compatible with 3D printers and pens using 1.75 mm filaments Built for the 3Doodler Flow pen Each spool is three meters long for extended creativity! WHAT'S INCLUDED 20 spools of PLA filament in a variety of colors, including cherry, red, fuchsia, gold, orange, pink, lemon, yellow, green, forest, teal, cobalt, blue, navy, lilac, clear blue, clear white, white, gray, and black DETAILS 4.72" x 3.93" x 4.13" Weight: 0.056 lbs. Polylactic acid Melting point: 356-374° F Manufacturer's 1-year limited warranty For warranty information please click here Model no. FLOW-FILLS