Commodity: Disinfection Hand Sanitizer (rinse-free) Alcohol content: 75% (as per China's anti-COVID19 experience, it's the best to kill novel coronavirus) Liquid or Gel available Volume: 50ml, 60ml, 100ml, 250ml, 300ml, 500ml. It can kill 99% bacteria effectively. No need to wash with water. Shelf life: 24 months. Certification: MSDS, FDA, CE.