{"type":"firestarter.listing","listing":{"id":"lst_bpwMMD0F","product_name":"Hyperwear Workout Sandbags SandBell System","category":"Sandbag","description":"The Hyperwear Sandbag System of workout sandbags has un-matched versatility with accurate and easily adjustable weight, and hundreds of exercises you can do. Get fit from day one with our fitness sandbags that come already filled with the best USA sourced sand for workout sandbags. Our leak proof sandbag system is a perfect small space form of strength, core and stability training for your home gym, garage gym, fitness studio, crossfit box or outdoor bootcamp. Not only a single heavy handled sandbag weight, but multiple SandBell free weights for dumbbell, kettlebell, slam ball, and medicine ball exercises. Unstable, shifting sand, handles and neoprene combine to activate stabilizer muscles and test grip strength unlike other free weights. With three sandbag sizes of 40-160 lbs and SandBell size options from 2-70 lbs, our workout sandbags are safe and effective for a wide range of athletes and abilities. No need to spend more money and time to buy your own sand - our sand for workout sandbags is sourced in the USA and treated to eliminate dust and leaks.\nThe Sandbag System is also available with unfilled SandBells and can be filled once received.  Please use clean and dry all purpose sand for filling.  Unfilled System ships with a funnel for filling and customers must only purchase sand.\n\n    \n\n\nFeature\nHyperwear Sandbag System\nOther Workout Sandbags\n\n\nSHIPS ALREADY FILLED\nYES - CLEAN USA SAND\nNO\n\n\nTRIP TO STORE FOR SAND\nNO\nYES\n\n\nEXTRA COST FOR SAND\nNO\nYES\n\n\nMULTIPLE FREE WEIGHTS IN ONE\nYES - 4 or 5 SANDBELLS\nNO\n\n\nPATENTED NO-LEAK FILLER BAGS\nYES - SANDBELL\nNO\n\n\nFAST ACCURATE WEIGHT CHANGE\nYES\nNO\n\n\nOK TO SLAM OR THROW\nYES\nNO\n\n\nRISK FILLER BAGS BURST\nNO\nYES\n\n\nPATENTED COLOR CODED WEIGHTS\nYES\nNO\n\n\nVELCRO SEAL LEAKS\nNO\nYES\n\n\nZIPPER REQUIRES CLEANING\nNO\nYES\n\n\n\n","images":["https://cdn.shopify.com/s/files/1/0717/6490/2165/products/hyperwear-workout-sandbags-sandbell-system-116941.jpg?v=1713701955","https://cdn.shopify.com/s/files/1/0717/6490/2165/files/hyperwear-workout-sandbags-sandbell-system-933207.png?v=1742931218","https://cdn.shopify.com/s/files/1/0717/6490/2165/files/hyperwear-workout-sandbags-sandbell-system-667049.jpg?v=1742924933","https://cdn.shopify.com/s/files/1/0717/6490/2165/products/hyperwear-workout-sandbags-sandbell-system-844483.jpg?v=1742924933","https://cdn.shopify.com/s/files/1/0717/6490/2165/products/hyperwear-workout-sandbags-sandbell-system-705596.jpg?v=1742924933","https://cdn.shopify.com/s/files/1/0717/6490/2165/products/hyperwear-workout-sandbags-sandbell-system-178210.jpg?v=1742924933","https://cdn.shopify.com/s/files/1/0717/6490/2165/products/hyperwear-workout-sandbags-sandbell-system-203111.jpg?v=1742924933","https://cdn.shopify.com/s/files/1/0717/6490/2165/products/hyperwear-workout-sandbags-sandbell-system-344602.jpg?v=1742924933","https://cdn.shopify.com/s/files/1/0717/6490/2165/products/hyperwear-workout-sandbags-sandbell-system-390906.jpg?v=1742924933","https://cdn.shopify.com/s/files/1/0717/6490/2165/products/hyperwear-workout-sandbags-sandbell-system-304771.jpg?v=1742924933","https://cdn.shopify.com/s/files/1/0717/6490/2165/products/hyperwear-workout-sandbags-sandbell-system-945176.jpg?v=1742924933","https://cdn.shopify.com/s/files/1/0717/6490/2165/products/hyperwear-workout-sandbags-sandbell-system-736466.jpg?v=1742924933","https://cdn.shopify.com/s/files/1/0717/6490/2165/products/hyperwear-workout-sandbags-sandbell-system-938373.jpg?v=1742924933","https://cdn.shopify.com/s/files/1/0717/6490/2165/products/hyperwear-workout-sandbags-sandbell-system-285037.jpg?v=1742924933","https://cdn.shopify.com/s/files/1/0717/6490/2165/products/hyperwear-workout-sandbags-sandbell-system-328103.jpg?v=1742924933","https://cdn.shopify.com/s/files/1/0717/6490/2165/products/hyperwear-workout-sandbags-sandbell-system-354721.jpg?v=1742924933","https://cdn.shopify.com/s/files/1/0717/6490/2165/products/hyperwear-workout-sandbags-sandbell-system-390135.jpg?v=1742924933","https://cdn.shopify.com/s/files/1/0717/6490/2165/products/hyperwear-workout-sandbags-sandbell-system-818125.jpg?v=1742924933","https://cdn.shopify.com/s/files/1/0717/6490/2165/products/hyperwear-workout-sandbags-sandbell-system-973468.jpg?v=1742924933","https://cdn.shopify.com/s/files/1/0717/6490/2165/products/hyperwear-workout-sandbags-sandbell-system-745655.jpg?v=1742924933","https://cdn.shopify.com/s/files/1/0717/6490/2165/products/hyperwear-workout-sandbags-sandbell-system-803767.jpg?v=1742924933","https://cdn.shopify.com/s/files/1/0717/6490/2165/products/hyperwear-workout-sandbags-sandbell-system-233901.jpg?v=1742924933","https://cdn.shopify.com/s/files/1/0717/6490/2165/products/hyperwear-workout-sandbags-sandbell-system-186061.jpg?v=1742924933","https://cdn.shopify.com/s/files/1/0717/6490/2165/products/hyperwear-workout-sandbags-sandbell-system-323952.jpg?v=1742924933","https://cdn.shopify.com/s/files/1/0717/6490/2165/products/hyperwear-workout-sandbags-sandbell-system-332755.jpg?v=1742924933","https://cdn.shopify.com/s/files/1/0717/6490/2165/files/hyperwear-workout-sandbags-sandbell-system-881973.jpg?v=1742924933","https://cdn.shopify.com/s/files/1/0717/6490/2165/files/hyperwear-workout-sandbags-sandbell-system-592449.jpg?v=1742924933","https://cdn.shopify.com/s/files/1/0717/6490/2165/files/hyperwear-workout-sandbags-sandbell-system-187671.jpg?v=1742924933","https://cdn.shopify.com/s/files/1/0717/6490/2165/files/hyperwear-workout-sandbags-sandbell-system-677957.jpg?v=1742924933","https://cdn.shopify.com/s/files/1/0717/6490/2165/files/hyperwear-workout-sandbags-sandbell-system-783612.jpg?v=1742924933","https://cdn.shopify.com/s/files/1/0717/6490/2165/files/hyperwear-workout-sandbags-sandbell-system-371647.jpg?v=1742924933","https://cdn.shopify.com/s/files/1/0717/6490/2165/files/hyperwear-workout-sandbags-sandbell-system-204908.jpg?v=1742924933","https://cdn.shopify.com/s/files/1/0717/6490/2165/files/hyperwear-workout-sandbags-sandbell-system-188685.jpg?v=1742924933"],"price":139.95,"currency":"USD","in_stock":true,"inventory_qty":159984,"dynamic_pricing":false,"listed_at":"2026-06-20T14:56:08.325Z"},"share_url":"https://firestarter.network/l/lst_bpwMMD0F","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_bpwMMD0F' — this pins the purchase to this exact listing, skipping product search — plus request: 'Buy Hyperwear Workout Sandbags SandBell System' and a budget_max comfortably above $139.95 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."]}}