Each Color Measures 10 Feet, Making A Total Of 320 Feet Of Mika3D 32 Colors 3D Unique 32 Colors: This Assortment with 4 Metallic Colors, 10 Transparent Colors and 18 Popular Solid Colors; These Various Colors is Best Choice for All 3D Drawing and 3D Art, It's Great Gift for 3D Printing High Quality: Our Pla Filament Diameter is 1.75mm, Premium Quality Controlled,Vacuum Package, No Bubble, Eco-Friendly, Safe For Kids Strong Compatibility: Universal Compatible with Various 3D Pens/3D Printers on market, While Not Fit for 3.0mm 3Ddooler Pen Extra Gift: 4 Silicone Finger Caps, It Support You to Make 3D Printing Much More Smoothly and Easily, It's a Great Start Kit Warranty: We are Confident about our Pla Filament quality, Within 24 hours Response, Fit with Mika3d Metal 3D Pen and Mika3d Silicone Mat Perfectly