Facts as the maker states them, read 22 Oct 2026
A vest for bullpens and batting practice, for hitters and pitchers. The page says it uses dynamic resistance to show a player’s bad habits so they can be fixed, which 108 Performance calls feeding the mistake.
| Type | Training vest |
|---|---|
| Also on the page | For hitters and pitchers, in bullpens and batting practice |
| Warranty | 30-day money-back guarantee; 6-month warranty for a free replacement (the site’s terms) |
| The maker says |
|
| Source | playbooks.the108way.org, product page, read 22 Oct 2026 |
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