In this task, you're given reviews from Amazon's products. Your task is to generate the Summary of the review.
Q: Nice leather and a great size. Unfortunately the strap is coming apart after 1 day. If the elastic was more substantial it would be perfect. Tried to return but this seller doesn’t give any options for exchange or returns.
A:

Show your work and conclude with the exact phrasing "Therefore, the final answer is [answer]." where [answer] is just the final number or expression that solves the problem.
user
Good size but the quality of the strap is pretty bad