[Name] Regal authentic machine stitched football teaching training No. 5 football big pentagonal foot Ball practice football 5101 [Material] PU machine stitched carbon pattern [Gram weight] 420 grams (diameter 21.5 cm) international standard weight [Craft] Machine-sewn football [Liner] Explosion-proof winding liner [Features] Big pentagonal popular model, eye-catching, kick-resistant training, beginners, youth Juvenile training is essential.