If you are a beginner stitcher prefer to use Aida cloth. Its weave forms clearly distinctive squares in the fabric, which eases the placing of stitches.
Another option is using waste canvas. It forms a grid for stitching which can be easily removed later.
Material Type: Aida Generic White
Sewing Count: 14/inch or 55/100mm
Design Size: 159 x 120 stitches
Sewn Design Size: 11.4 x 8.6 inches or 289 x 218 mm
Suggested Material Size: 17.3 x 14.5 inches or 439 x 368 mm
Stitch Style: Cross-stitch Using 2 strands