Master the ultimate sweater care hack with this video! Join us for expert ideas on protecting the softness and shape of your preferred garments. Find out the mild yet effective techniques to keep your cashmere and wool clothing looking luxurious. #marthastewart #hacks #tips #washing #cashmere #woolen Brought to you by Martha Stewart: Subscribe for more Martha now: Desire more Martha? Twitter: Facebook: Pinterest: Instagram: Google Plus: Martha's Authorities Blog site: . The Martha Stewart channel provides inspiration…