Yonex Premium Game Sleeveless Top 10658Y (Blue) (Made in Japan) MEN'SSpecification: UV protection, stretch, very cool dry, sweat absorbing and quick drying, antistatic "Very Cool," which uses xylitol to create a cooling sensation of 3C, has been further improved to quickly absorb and diffuse sweat to keep the inside of clothes dry. UV Protection Blocks UV rays stretch It doesn't hinder your movement so you can concentrate Sweat absorbing and quick drying Because it's dry, you can attack. Antistatic Material: 100%