If you are stitching using aida cloth that already has holes, you don’t need super sharp needles. More then that, you should prefer the rounded tip of a tapestry needle to ensure you don't accidentally split the fiber you're stitching with.
Material Type: Aida Generic White
Sewing Count: 14/inch or 55/100mm
Design Size: 172 x 120 stitches
Sewn Design Size: 12.3 x 8.6 inches or 312 x 218 mm
Suggested Material Size: 18.2 x 14.5 inches or 462 x 368 mm
Stitch Style: Cross-stitch Using 2 strands