Instruction: Given the user's review, identify the user's sentiment from the listed options. Answer using one of the options.

Input:
Well-reviewed, used by my teachers and more experienced fellow students, well-cushioned, generously sized, but sadly, I have returned it.  It is most definitely not for someone who sweats as prodigiously as I.

Options:
A: very positive
B: positive
C: neutral
D: negative
E: very negative
Answer: D: negative