Wet or Dry Use: Made of soft microfiber, this mini detachable microfiber head can be used wet or dry, and is machine or hand washable. Advice washing the duster before using for your better cleaningTelescoping: Extendable pole(10in-29in) makes it easy for you to clean the corner in different height, also easy to be stored when folded2 Pack In One: 2 replaceable microfiber heads save your time when cleaning,able to replace the dirty one with clean oneMulti-use Household Cleaning Tools: This dusters is suitable for cleaning the dust in car, office, computer, air condition, TV, light bulb, photo album and other household appliances dust, cleaning the dust from the sofa, table, cabinet, etc.What's Include:: 1 × Retractable Brush in Orange, 1 × Sturdy Duster Head as replacement, and our warmest customer service