Amazon.com: 100% Natural White Wool Roving Top, 8 OZ Corriedale, from USA Mill, Best Core Wool for Needle Felting, Wet Felting, Spinning, Dryer Balls, Stuffing, Big Yarn Roving, 29.5 Micron, Un-Dyed :
Core Roving: Forest Green 2 oz – Sarafina Fiber Art
Core Roving: Loden Green 2 oz – Sarafina Fiber Art
Amazon.com: 100% Natural Chunky Core Wool, Carded Roving, Un-Dyed, 4 OZ Maori, Made in Italy, Best Core Wool for Needle Felting, Stuffing, 27 Micron : Arts, Crafts & Sewing