● Excellent comfort with high moisturizing "stretch structure". "Amazing Stretch Structure" Thanks to a special knitting method and elastic yarn, it has high elasticity throughout, eliminating unpleasant tightness. Moreover, it fits snugly and is designed to be difficult to slip. It is also safe for mothers with large bellies as there is no feeling of pressure. "Features of EM-X" EM-X is an antioxidant substance made by applying EM bacteria (effective microorganism group), and the same type of bacteria is used in familiar foods like miso and natto. It is a 100% natural substance and contains a variety of minerals (about 40 types), as well as amino acids and peptides, which are essential for maintaining health. EM-X has been confirmed as a safe substance for the human body and is currently widely applied in the health field. "Features of Kishu Binchotan Charcoal" Warms the body with far-infrared rays. Absorbs and releases moisture with a humidity control effect. Adsorbs odors and components of polluted air. Double effect of Binchotan Charcoal and EM-X, and Utility Model Registration (No. 3083836) ■Material Cotton Polyester Rayon Acrylic Polyurethane ■Size (approx.) [Body] 18 x 9 x 1 cm [Ankle circumference] 18-28 cm ■Weight (approx.) 16g ■Color ・Gray ■Country of Origin: Made in Japan