Behind Matrix on Instagram: "A Simple Idea. A Lasting Legacy. Kettle Gryp didn’t reinvent fitness — it reimagined convenience. With a single clamp, it turns any dumbbell into a kettlebell. No extra gear. No bulky equipment. Just one portable, durable tool — strong enough to hold 55 lbs — and smart enough to catch the Sharks’ attention. On Shark Tank, Lori Greiner saw the vision and offered $300,000 for 15%. But the pitch carried more than business potential. Co-founder Andy Thomas had passed awa