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: 23 x 24 stitches
Sewn Design Size: 1.6 x 1.7 inches or 42 x 44 mm
Suggested Material Size: 7.5 x 7.6 inches or 192 x 194 mm
Stitch Style: Cross-stitch Using 2 strands