Tough-1 Thunderbird Doubleweave Saddle Blanket The Tough-1 Thunderbird Doubleweave Saddle Blanket is a classic show blanket made of hand woven blended acrylic yarn in attractive colors. Measures 32" x 32". 80% acrylic / 20% polyester. Features: Double weave show blanket Hand woven blended acrylic yarn Attractive colors