The crevice are for household cleaning. of these brush are designed with powerful cleaning ability, dense and strong, easy to clean the window groove, tiles, crevice. The handle is comfortable to hold, suitable for long-term use. Features -Color:Assorted Color -Material:PET,PP,stainless steel -Size:27.50X3.50X2.40cm/10.81X1.38X0.94in - Completely clean: These crevice are especially for cleaning hard-to-reach areas like window shades and sliding door guides. - Comfortable handle: The brush handles are shaped into cylinder-like handles, no edges, more comfortable to hold. - Long and thin design: The brush head is long and thin, making the brush easily reach deep into crevices and clean thoroughly. - materials: The whole brush is made of materials that won't break easily, suitable for long-term use. - Widely used: These crevice are ideal for cleaning a variety of areas, whether is bathroom, kitchen or car. Package list: 4 x cleaning