It fits the curve of your air conditioner because the fluffy fabric on the mop part traps dust, and the mop part is removable, so it is easy to clean and wring. The brush part is soft and perfect for cleaning air conditioner filters. It can also be used for cleaning other than air conditioners. Material: Body: Polypropylene. Mop: Polyester; Brush: Polyethylene terephthalate specifications, Hand wash OK: Approx. 11.8 x 2.0 inches (30 x 5 cm). Weight: Approx. 1.1 oz (29 g).

From the Manufacturer

Double Head Air Conditioner Cleaner

Clean your air conditioner quickly with this single bottle.

Double head design that can clean both air vents and filters.

Moderately contracts to fit the curves of the air vent.

Do you clean your air conditioner? If dirt or mildew build up inside your air conditioner, it will decrease the efficiency of your air conditioner.This leads to increased air conditioning time and wasted power consumption.	Easy to clean. It fits the curves of the air vent and is easy to clean.	Fluffy fabric traps dust from trapping. Just wet it with water and scrub, the fluffy fabric on the mop will gently pull the dust.

The mop part is removable, so it can be used repeatedly.

Brush part for cleaning filters. The brush part can be used to clean air conditioner filters.The soft brush wont scratch the filter.	The mop part is removable. The mop part can be removed, so if it gets dirty, it can be washed with water and is easy to wring. Includes a hook hole for hanging storage.	For cleaning other than air conditioners. It can be used on TV or computer keyboard, window sash, bathroom groove, bath, etc.