{"product_id":"2026-baseball-offseason-additional-sibling","title":"2026 Baseball Off-Season — Additional Sibling","description":"\u003cp\u003eFamily rate add-on for the \u003cstrong\u003eBaseball Off-Season Speed \u0026amp; Agility\u003c\/strong\u003e program — $19.99 for each additional sibling.\u003c\/p\u003e\n\u003cp\u003eThis is added automatically alongside the main program when you add siblings at checkout; you don't need to purchase it on its own.\u003c\/p\u003e","brand":"Advanced Athletics Club","offers":[{"title":"Default Title","offer_id":43035184103522,"sku":"BB-OFFSEASON-SIB-26","price":19.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0580\/3907\/4914\/files\/aac-baseball-offseason-speed-1080_cecb700c-72b3-4590-9229-209873ed0947.png?v=1781723470","url":"https:\/\/advancedathleticsclub.com\/products\/2026-baseball-offseason-additional-sibling","provider":"Advanced Athletics Club","version":"1.0","type":"link"}