MySpaLife exfoliating foot treatment contains eucalyptus oil and walnut shells to help exfoliate dead skin cells and leave your feet feeling smooth and silky. Just put on the slipper-like mask and let the exotic oils and granulated walnut shells do the trick. 2 per pack. Directions: Simply open up the sock like package and insert over feet for a luxurious and aromatic foot experience. Leave on at least 20 minutes. Simply rinse off residue and voila, softer, smoother, silky skin.