1. made of PP, PP+PE, microporus 2. green, blue, white 3. size: 20cmx18" 4. type: elastic cuffs 5. anti-dust, waterproof non woven sleeve cover (oversleeve) can be made of different materials such as PP, PE+PP, microporus or Tyvek.It can be used in kitchen, foods eara or industrial eara.It can protect arm from the dust, water and bacteria. advantage: light weight, breathable, anti-dust, ...