Description of Window Groove Cleaning Brush: 1). They are perfect for removing grease and dirt from window grooves, blinds, air vents, sliding doors for a shower, doors, fridges, sinks, etc. 2). Easy to Clean: Thickened cleaning cloth have a good cleaning effect, easy to foam, easy to wash. You can use a dry brush or a wet brush to help you according to the actual situation to satisfy your needs. 3). Replaceable Brush Head: The brush head replaceable, easy to operate, clean and hygienic. 4). Size: 5.31 X 3.5 inch. 5). Color: Multi-Color Description of Dust Cleaning Brush for Window Slot Keyboard with Mini Dustpan: 1). This 2 in 1 brush is the perfect size for cleaning crevices, corners, and baseboards. The bristles fit in the tiny crevices and take out the dirt. 2). If you are looking for something to get the dirt out of those hard to get places, this product is recommended. 3). Portable and lightweight, convenient to carry. Also, features a hole for hanging. It is convenient and practical for your car and computer. 4). Keep your desk, tables, and window clean all the time with this handy brush. No need to get the vacuum or big brushes out for little clean-ups dust, dirt, and crumbs. 5). Size: 18.5 X 2 cm. 6). Color: Multi-Color Package Contains: 1). 1 x Window Groove Cleaning Brush 2). 1 x Dust Cleaning Brush for Window Slot Keyboard with Mini Dustpan