... 10% silk,90% hemp. Anti-bacterial and smooth Men's silk and hemp knitted underwear.Fabric weight: 130gsm.(You ... 10% silk, 90% hemp.Anti-bacterial,breathable and eco-friendly because of 100% nature material.Hemp ... bacterial, smooth, anti-UV, anti-odor. it's very friendly to environment. Silk is also one ... nature fabric which is good to the skin and with the feature:light, smooth, comfortable touching, ...