Use the precious metals and 50% Tencel fiber. Polyester fibers and sophisticated technology and weaving to achieve excellent heat retention and moisture wicking for the fabric. The linen promotes blood flow volume by 48.50%, blood flow speed by 50.00% and rise temperature by 2.0 °C.Degree to heat keeping, fast-dry speed (Certified by the impartial international company SGS), skin allergy test to textiles, irritation, shrinkage of clothes, and color fastness tested. Quality guaranteed. Feel warmth in freezing days and extreme coolness in hot days. Light, breathe, easy to wash. No odor, itchiness and prickliness after long time wearing. Made with natural fiber, static electricity won't be a problem.The United States Food and Drug Administration, CE marking for medical devices of The European Commission as well as The Taiwan Ministry of Health and Welfare certify this Green Energy Nano Technology product as a medical device. With characteristics of cold resistant, breathe, and fast sweat-repellent, our patented fibers are anti-bacterial and excellent in warmth keeping. Put it on, and resists microbe infections. We introduce patented technology invented and developed in Taiwan. From development of fiber and textiles to style design, all we do are to create a more gentle wearing experience.

• 50% Tencel fiber, natural collagen.
• Patented fiber enhance your circulation.
• No pain, no sore.
• Obviously blood cell increase.
• Anti-allergy, Skin allergy testing passed.

50% Tencel fiber, natural collagen.