Hestra Leather Swisswool Classic 5-Finger Gloves. Outer Material: Impregnated Hair sheep leather. Insulation: Swisswool. Lining: 70% Merino Wool, 30% Polyamide. Features: Zipper puller with shield logo Pique seam backhand Attachment for handcuffs 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.