MIKASA Portball Match Ball and Elementary School Ministry of Science and Technology Standard Recommended Internal Pressure (Boys', Girls', Students')

✅ AUTHENTIC PRODUCTS FROM JAPAN & SECURE PACKAGING - All products are genuine items sourced from trusted Japanese suppliers. - Product packaging, labels, manuals, or tags may be in Japanese. - We pack items carefully for safe international delivery.

✅ IMPORTANT NOTICE - Please check the product images, size, specifications, and compatibility before purchase. - For electronic items, Japan uses 100V and Type A plugs. A voltage transformer may be required. - Games, DVDs, Blu-rays, and media items may have region codes or Japanese-only language settings. ------------------------------ Portballs conforming to Ministry of Education, Culture, Sports, Science and Technology standards (For boys/girls/elementary school) Color: Yellow Material: Rubber Diameter: Approx. 21cm Circumference: 65-67cm Weight: 370-390g Recommended internal pressure: 0.45kgf/cm² Please note that this product will be delivered deflated. Mikasa's unique specially formulated rubber material provides optimal rebound for portball!