Craig First

Craig First

Inventor of ThumbPRO® and Engineer

Craig First is the inventor of ThumbPRO®, a patented baseball and softball thumb guard designed to reduce bat sting and support proper hand placement at the plate. With an engineering background and multiple patents in athletic and other equipment, Craig specializes in product design focused on performance, protection, and real-world application. His work also reflects a broader focus on impact and vibration protection for the hands, with an emphasis on improving comfort, control, and confidence in demanding conditions.

Baseball thumb guard innovation

Baseball Thumb Guard Innovation: ThumbPRO®

Craig First

Craig First 3 minute read

Premium thumb guard materials

Your Baseball Thumb Guard Material Matters | ThumbPRO®

Craig First

Craig First 4 minute read

Baseball Thumb Guard: ThumbPRO® Guide for Hitters

Baseball Thumb Guard: ThumbPRO® Guide for Hitters

Craig First

Craig First 5 minute read

What Makes a Good Baseball Thumb Guard/ThumbPRO®

What Makes a Good Baseball Thumb Guard/ThumbPRO®

Craig First

Craig First 5 minute read

Baseball Bat Sting and how to prevent it

Baseball Bat Sting and how to prevent it

Craig First

Craig First 4 minute read

Thumb Guard Little League Updated Rules for 2026|ThumbPRO®

Thumb Guard Little League Updated Rules for 2026|ThumbPRO®

Craig First

Craig First 4 minute read

Hand Injuries Baseball | Prevent Bat Sting with ThumbPRO®

Hand Injuries in Baseball

Craig First

Craig First 4 minute read

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