• Each product William Mark Corporation produces is slated for extraordinary flight performance and excitement.
• The Ultimate Game of Catch
• Amazes NASA technology experts!
• Amazing curves and flights.
• Rated best in MIT test

The ultimate game of catch. Skilled throwers can commonly achieve distances exeeding 200 meters. X-zylo needs a lot of room. Learn how to throw X-zylo in an open area such as a park or field. For ages 8 and up.

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