Aprince Handheld Cup Flour Sieve Stainless Steel Flour Sieve Bakeware Tool (L) Material: Stainless Steel. Size: On path:12.5cmx13cm; Handle:10.5cmx6cm. Use a sifter is to sift the dry ingredients (usually flour, baking powder, baking soda, salt) together to make sure that each is completely broken up (baking powder, in particular, tends to form clumps and not dissolve fully) and that they all are thoroughly blended. Sifted flour makes your cakes and baked goods lighter and tastier. It's lightweight and easy to use and easy to clean after use. A cooking tool that's both attractive and useful.