Looks very cool, but kind of expensive-$50 for .5kg(aprox 1lb) Any of you filament guru's with deep pockets try it yet?

Can trimmer line make flexible prints with elastic properties? I think every material has it's place, no?Open a world of possibilities, limited only by your imagination. NinjaFlex™, a cutting-edge filament for 3D printers, is a specially formulated thermoplastic elastomer (TPE) that produces flexible prints with elastic properties. Patent pending technology allows for smooth feeding and clean, high-quality printed parts.