Silk PLA is a type of 3D printing filament made by combining polylactic acid (PLA) with additives that give the printed object a silky or glossy finish. PLA is a biodegradable and sustainable material made from renewable resources such as corn starch or sugar cane, which makes it an environmentally friendly option for 3D printing. The addition of silk additives to PLA filament gives the printed objects a unique, shimmering appearance that resembles silk. Silk PLA is commonly used for creating decorative objects, figurines, and other artistic applications that require a special touch.