TOUGH AND STRONG: Tough Pro PLA+ is designed for your most demanding projects but prints smoothly and without fuss making it perfect for quick jobs. Its an engineering-grade, tough PLA with excellent temperature resistance and strength that rivals ABS. It is 8.8x stronger than regular PLA and is annealable for extra strength. UNIVERSAL COMPATIBILITY: Tough Pro PLA+ filament is compatible with most 3D printers that accept 1.75mm filament.