For Calvin, the Innova Thunderbird is an ideal blend of speed, aggressiveness, and predictability. Ready to juice up your fairway driver game? Add some spark to your bag w/ the 2025 Calvin Heimburg Tour Series Star Thunderbird!
A substantial portion of each sale will benefit Calvin Heimburg and his touring efforts.
Stamp colors are fulfilled at random. Product photos are a representation of the variation of disc/stamp colors available, and the disc you receive will not match any specific photo. Discs listed as "unique" color will vary and generally fall between other existing colors.
