Throw a disc, catch a ball! Phlat Ball Jr. is a smaller version of the unique sports toy that transforms from a flying disc to a fun ball when thrown it's like a Frisbee ball. The Junior version comes as a 5. 5-inch disc and transforms into a 4-inch ball. Packs flat for easy transport, so it's the ideal travel game! If it lands on a sloped roof, it pops open and rolls right off it's not a flat ball for long! It's great outdoor fun for boys and girls! Ages 5 and up, 1 or more players. Features. Throw a disc, catch a ball!; Unique sports toy transforms from a 5. 5" flying disc to a 4" ball when thrown.; Time-delay transformation adds to the fun.; Packs flat for easy storage and travel.; Recommended for ages 5 and up.