● Manufacturer: K's office ● Part Number: KSG-009 ● Product Name: Table Tennis Socks ● Material: Polyester/Polyurethane/Cotton ● Size: 26cm [25-27] 25-27cm ● Color: White x Blue ● Made in Japan ● For table tennis ● Non-slip, Terahertz function socks ● Terahertz powder that emits terahertz waves is printed on the socks. ● Terahertz wave effects and efficacy: 1. Excellent antibacterial effect. Antibacterial activity value: 5.9 / JIS L 1902 test 2. Antioxidant effect. Antioxidant test: Radical reduction rate 97.2% Antioxidant action is the function of removing active oxygen (radicals). It is said that removing active oxygen can be expected to reduce fatigue and improve recovery. 3. Non-slip effect. Silicone printing provides a non-slip effect. New product. The bag has some damage. Stored at home. Please purchase only if you understand this.