MANASTASH Y2K Reversible Hooded Jacket – Forest Green: Y2K= Year 2000 (in case you are too young or old to know what it stands for). Inspired by the early 2000’s simple + classic design without doorsie color ways; basic color on one side and bright color on the other side. The brand uses 100% recycled rip fabric for the face material and 80% recycled polyester pads on both sides.