SUNLU PLA Filament Bundle, 3D Printer Filament Bundle 250g, 8 Rolls, 2kg Total, Black+White+Grey+Transparent+Red+Klein Blue+Sunny Orange+Green

Well-known as much for their S1/S2 filament dryers as for the filament itself. The material catalog — PLA, PETG, ABS, TPU, silk — is broad and frequently discounted on Amazon. Solid all-around option.