Mini Ultrasonic Car USB Desk Air Humidifie Filter Cotton Stick for Office Bedroom By Sistel Retail Packing

it sponge stick for USB mini humidifer ( for our car mini usb humidifier -STMH201)

• 3pcs as one set as our desk humidifier-STMH201 replacement accessory
• Material: Filter Cotton
• Apply to : Water
• Usage: Water Filter
• Measure: 7(Diameter)*120mm(Length) / 2.75(Diameter)* nearly 5 inches(Length)