Remember, cross-stitch is considered counted embroidery.
So count count count count again and double check your counting. It really helps minimize mistakes.
Gridding save you a lot of time (and your sanity too). Cross stitch is meant to be relaxing. Make your hobby hugely beneficial for your mental and physical health.
Material Type: Aida Generic White
Sewing Count: 14/inch or 55/100mm
Design Size: 111 x 85 stitches
Sewn Design Size: 7.9 x 6.1 inches or 201 x 154 mm
Suggested Material Size: 13.8 x 12 inches or 351 x 304 mm
Stitch Style: Cross-stitch Using 2 strands