American 3D Supply PLA 3D Printer Filament, 1 kg Spool, 1.75 mm, Red Lower melting point and better smell than ABS, flow rapidly, seldom blocking the nozzle PLA Filament has small shrinkage even printing big size model Print Temperature: 190-220 Degree (374-428 Fahrenheit) Smokeless and tasteless, good for indoor printing, safe use for schools and crowded environment Water absorption: very low, no bubbles in printed molds