The black color of these nitrile gloves hides stains and provides contrast for improved visibility.. Fully textured design for a confident grip and nonfoaming for easy handling of objects in wet environments. Tested against both fentanyl and gastric acid (vomit) to simulate hazardous, real world overdose situations. Beaded cuff. 9⅔-inch length. Fingertip thickness: 0.13 mm (5.1 mil). Extra large size is for those whose palm circumference is between 9½ and 10 inches..