Given the task definition and input, reply with output. In this task, you're given reviews from Amazon's products. Your task is to generate the Summary of the review.

Updated: elastic has only gotten worse with every wash it is more stretched out. Fitted sheet will not stay put. Original review: I love these sheets but the quality of the fitted sheet is what makes them less than perfect. The elastic sewn into the fitted sheet is cheap, and does not hold the sheet securely on your mattress. It's constantly falling off. Otherwise, the material is great, perfect for hot humid weather.
I love these sheets but the quality of the fitted sheet ...