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

Input:
I have a toddler 4 years....They seem to be somewhat large fit for him. They seem to have a good exterior looks and protective gel. but I was disappointed with the velcro quality and upon using it for the first time, the strands from the band started coming out...Disappointed with the product quality.
Fitment and Product quality were the two key factors for me. However, I should mention Amazon excellent support and prompt response in providing me the refund

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