My son usually wears a size 10 or 12; The size 12 pants were too tight: they closed well, but there was no room in the crotch and I expected the seam to rip when he put them on. The pants were sent back, so I can't say anything about the durability, otherwise the quality was ok.
Boys' Adidas Active Sports Tricot Athletic Clothing
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Arctix Youth Pants Reinforced: Large Boys' Clothing for Active Adventures
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