It does have the USSSA stamp on it

this anatomical design more closely aligns to the hand for a natural feel and responsive movements The two piece segmented fingers and ergo thumb allow great mobility

The bioceramic fabric has been engineered to provide natural compounds that emit far-infrared therapy directly from the fabric

or taking away a hit

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New Nike Kids Boy's Dry Short Sleeve Training T-Shirt Royal /White Medium Medium:Blue/White It does have the USSSAThe big kids' Nike Dri FIT Swoosh T shirt helps kids stay dry and comfortable during practice and play. The sweat wicking technology keeps kids cool so they can focus on the game longer. Regular fit with room for mobility. Tagless for comfortable wear. Dri FIT technology wicks away moisture. Fabric: 100% polyester. Machine wash. Imported.