How To Wash A Large Sheepskin Rug. Once the sheepskin has been brushed, fill a bath with cold water and add a wool shampoo specifically designed for sheepskin rugs. Never use hot water, as it will cause your sheepskin rug to shrink.
Washing a sheepskin rug by hand is the preferred technique as this is much gentler process and protects the fibres for longer. Apply mixture to soiled/stained area of sheepskin. Work the entire rug for five minutes.
Work the entire rug for five minutes.
Allow the baking soda to remain on the rug for at least two hours—overnight is better. Make sure the color of your sheepskin is a natural one if you are looking for the hypoallergenic quality. Fill you bathtub about 1/3 with cold or lukewarm water not warmer than 100 degrees f. Washing large sheepskins at home can break your washer or dryer.