Bright rainbow colors knee high lady's socks; 80% Acrylic; 20% Spandex ; Made in Shanghai ,China. Shanghai Huate Knitting Co.,Ltd Details:1) Materials: 80% Acrylic: Acrylic fibers are synthetic fibers made from a polymer. It is lightweight, soft, and warm, with a wool-like feel. 20% Spandex: Spandex is a synthetic fibre known for its exceptional elasticity. It ensures flexibility and adjust their ...