This nonsterile examination glove is designed specifically for EMS professionals.. Color: White exterior, blue interior.. Cuff length extended.. Advanced barrier protection (AQL 0.65).. Tested against both fentanyl and gastric acid (vomit) to simulate hazardous, real world overdose situations .. Dual layer, dual color design for two layers of protection.. Fingertip thickness is 0.21 mm (8.3 mil).. Medium size is for those whose palm circumference is between 7½ and 8 inches..