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: 102 x 69 stitches
Sewn Design Size: 7.3 x 4.9 inches or 185 x 125 mm
Suggested Material Size: 13.2 x 10.8 inches or 335 x 275 mm
Stitch Style: Cross-stitch Using 2 strands