Was very surprised that a size 6 didn't fit my son like a size 6 should, but I understand that different fabrics fit each child differently. My son has thick thighs so he didn't feel the bottoms (too small/tight). Just remember to really increase the size if you're not sure about the measurements.
Platinum Rashguard for Boys by Kanu Surf
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π Kanu Surf X Large Boys' Swim Rashguard Sleeve - Premium Protective Clothing for Swimming
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