Why would we make a onesie More like, why not Comfortable and fun, the Lux Yeti is also our commitment to reduce waste. An outcome of our Fabric Forward Program the Lux Yeti is cozy and sustainable. Rest days, loungey mornings, chilly nights, and even cheering on a race, cozy up in the Lux Yeti for one layer that brings the warmth! And did we mention pockets You're covered from head to toe.