Smooth-On XTC-3D High Performance 3D Print Coating - 24oz. Unit Epoxy Coating for 3D Printed Objects Smooths 3D Printed Objects Compatible with SLA and SLS prints. It works with PLA, ABS, Laywoo, Powder Printed Parts and other rigid media. It also can be used to coat EPS, EPDM and urethane foam as well as wood, plaster, fabric, cardboard and paper.