Hestra Silk Liner Touch Point 5-Finger Gloves. Outer Material: 100% Silk. Features: Touch screen compatible Grip print on forefinger and thumb Machine washable Measure Your Hand: For the length: Measure the distance between the wrist and the tip of the middle finger. The circumference of your palm should be measured at its widest point. Recommended size is an indication. Hands are different and some models have a tighter fit than others.