Instruct: Classify a given review into positive or negative sentiment.
Query: DOES NOT FIT DEEP POCKET MATTRESS AS STATED

THESE SHEETS APPEAR TO BE VERY GOOD QUALITY AND FEEL VERY NICE, BUT THEY DO NOT FIT DEEP POCKET MATTRESSES AS INDICATED. I HAVE A SLEEP NUMBER BED, AND HAVE NEVER HAD A PROBLEM WITH SHEETS FITTING UNTIL THESE.