1,Made from Silk and spandex, a blend of 90% mulberry silk and 10% spandex.

The silk make the socks more breathable and silky smooth than cotton socks.The polyester make the glove cuff more stretchy and keep the cold out of the glove.
2,The stretchy knit silk fabric make it easy snug-fitting
Sizing details:
the Laid flat approx.  8cms, 3.15" inches (widest point under the thumb)  x 17cms, 6.1" inches in length. 3cm width rib cuff
It should be Ok for hand 6"~9" palm,probably it can be streched larger,but you may feel a bit tight.
( up to 22cm:wrap the tape measure around the knuckles of your strong or dominant hand, excluding your thumb)
3, The golves feel like same as or a bit thicker the common knit cotton gloves. .
Very stretchy and silky smooth,comfortable.
4,Brand New in Package

Perfect for

1, Daytime:Runner,Driver,Motor bike riders and Cyclists,prevent solar ultraviolet radiation
2,Increase epithelial cells energy,prevent arteriosclerosis