Moxie Sheepskin Inserts - Black/white Fleece - Hind by Moxie Girlz. $40.00. Size: Hind. Color: Black/white Fleece. Designed to fit our Guardian by MOXIE Euro-Plast Open Front Boot and Hind Boot. These exceptional sheepskin inserts are crafted from 100% Merino sheepskin. Exceptionally soft to the touch, our inserts perform.. Save 23%!