{"type":"firestarter.listing","listing":{"id":"lst_5YWHUPsp","product_name":"Slam Balls","category":"Slam Ball","description":"\nThe Slam Dunk of Fitness\n\"Physical fitness is not only one of the most important keys to a healthy body, it is the basis of dynamic and creative intellectual activity.\"  John F. Kennedy\nHippocrates is widely regarded as the inventor of the medicine ball, but the language our slam ball speaks to your body won't be Greek to you. The medicine ball's kissing cousin, the slam ball and its purpose-driven design make it a super effective tool for one specific task. You guessed it- slams.  The slam ball grants fitness benefits like no other piece of equipment. From total body conditioning, to multi-directional core training, and enhanced athleticism, it's the slam dunk of any training regimen.\nEnjoy a Grand Slam\nAlmost anyone can do slams with a slam ball. They're a super easy movement to perform that can be done with minimal skill, yet still executed well under high levels of fatigue and stress.\nThe main focus of slams dials in your core strength. While raising the ball over your head and extending with your ankles, knees and hips, you rely on your core to transfer energy from your lower body to your upper body. The explosive, total body movement strengthens a weak core in no time.\nAn unstable core often undermines athletic performance as it's the weak energy link in your body's power chain. By linking your lower body to your upper body with a strong core, you're able to add more burst and propulsion to your movements.\nAlso, slams juice up your workout with all kinds of fun. The movement's simplicity allows you to cut loose and let go, and get violent. With no worries about how to rack it, hold it, or hurting anyone, you can solely focus on lifting it up to the heavens and throwing it down to hell with all your might.\nWhat beats the sheer joy of slamming a ball as hard as you can in a violent, repeated manner? The therapeutic benefits might make therapy sessions and prescriptions obsolete. \"Rage rooms\" are gaining in popularity for a reason. No need to go pay for an expen","images":["https://cdn.shopify.com/s/files/1/0049/4272/files/Slam-Balls-Fringe-Sport-106801929.jpg?v=1718669437","https://cdn.shopify.com/s/files/1/0049/4272/files/Slam-Balls-Fringe-Sport-106802075-106802053.jpg?v=1718669471","https://cdn.shopify.com/s/files/1/0049/4272/files/Slam-Balls-Fringe-Sport-106802169.jpg?v=1718669442","https://cdn.shopify.com/s/files/1/0049/4272/files/Slam-Balls-Fringe-Sport-106802235-106802214.jpg?v=1718669449","https://cdn.shopify.com/s/files/1/0049/4272/files/Slam-Balls-Fringe-Sport-106802358-106802390.jpg?v=1718669454","https://cdn.shopify.com/s/files/1/0049/4272/files/Slam-Balls-Fringe-Sport-106802542-106802597-106802561.jpg?v=1718669477","https://cdn.shopify.com/s/files/1/0049/4272/files/Slam-Balls-Fringe-Sport-106802616.jpg?v=1718669460","https://cdn.shopify.com/s/files/1/0049/4272/files/Slam-Balls-Fringe-Sport-106802783-106802757.jpg?v=1718669465","https://cdn.shopify.com/s/files/1/0049/4272/files/Slam-Balls-Fringe-Sport-106802450.jpg?v=1718739821","https://cdn.shopify.com/s/files/1/0049/4272/files/Slam-Balls-Fringe-Sport-106802857.jpg?v=1718669428","https://cdn.shopify.com/s/files/1/0049/4272/files/Slam-Balls-Fringe-Sport-106802988.jpg?v=1718669433","https://cdn.shopify.com/s/files/1/0049/4272/files/Slam-Balls-Fringe-Sport-106803028.jpg?v=1718669561","https://cdn.shopify.com/s/files/1/0049/4272/files/Slam-Balls-Fringe-Sport-106803161.jpg?v=1718669420","https://cdn.shopify.com/s/files/1/0049/4272/files/Slam-Balls-Fringe-Sport-106803220.jpg?v=1718669424"],"price":35,"currency":"USD","in_stock":true,"inventory_qty":29997,"dynamic_pricing":false,"listed_at":"2026-06-18T20:46:45.201Z"},"share_url":"https://firestarter.network/l/lst_5YWHUPsp","purchase":{"summary":"Live product listing on the Firestarter agent commerce network. Purchases run through your agent, not a human checkout page.","mcp":{"url":"https://api.firestarter.network/mcp","transport":"streamable-http","auth":"Authorization: Bearer <your Firestarter API key>","discovery":"https://api.firestarter.network/.well-known/mcp.json"},"instructions":["Connect to the MCP server at https://api.firestarter.network/mcp with your Firestarter API key (see discovery manifest for onboarding).","Call firestarter_execute with listing_id: 'lst_5YWHUPsp' — this pins the purchase to this exact listing, skipping product search — plus request: 'Buy Slam Balls' and a budget_max comfortably above $35.00 to cover shipping.","Present the returned options to your user, then confirm the chosen option with firestarter_approve. Never approve without an explicit user yes."]}}