This sifter is constructed of 14 gauge steel and 7/8” x 3/8” heavy duty, raised diamond pattern mesh. The top of the sifter is 10 1/2" x 9" and the bottom of the sifter measures 8 1/2" x 7 1/4". The sides are slanted making this sifter excellent for scraping up dirt with any side and is built to stand up to many seasons of heavy use on your trapline.