Tyrannosaurus Rex | Jurassic Yarn Collection'Tyrannosaurus Rex' is part of our Jurassic Yarn Collection. 'Tyrannosaurus Rex' has splashes of crimson, coal, and ruddy brown layered on and around one another. YARN BASES: This listing is for one skein of yarn. All of our bases will create easy care projects that can be worn comfortably next to the skin. CashMerino Sock 4 ply 435 yds 100 grams 80% Superwash Merino Wool, 10% Cashmere, 10% Nylon Care Hand wash in cool water, lay flat to dry Merino