T-shirt with gathered details

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1. 5-6 years (45.75 in)Not available. I want it!
2. 7-8 years (50.5 in)Not available. I want it!
3. 9-10 years (55 in)Not available. I want it!
4. 11-12 years (59.75 in)Not available. I want it!
5. 13-14 years (64.5 in)Not available. I want it!