Alcohol PREP Pads 100 Pcs for Disinfection Use .Individually foil protected for convenience .70% Isopropyl Alcohol for optimum anti-bacterial action .The four-layer wrapper provides an air-tight seal which prevents leakage and drying out Thicker and softer than some other swabs, BD Alcohol Swab ensures reliable site preparation for safe, hygienic insulin injections. Alcohol Swab is also excellent for many other household uses. Alcohol Swabs are barter as non-sterile for home use. Alcohol Swab is produced in our manufacturing facility in Holdrege, Nebraska, USA. This facility has an extensive quality system which conforms to the US FDA Quality System Regulation and Quality Systems standards.