{"product_id":"ike-irish-2026-leaf-metal-baseball-1-1-blue-shimmer-pre-production-proof","title":"Ike Irish 2026 Leaf Metal Baseball 1\/1 Blue Shimmer Pre Production Proof","description":"Ike Irish 2026 Leaf Metal Baseball 1\/1 Blue Shimmer Pre Production Proof card. This ultra-rare pre-production piece features a stunning blue shimmer finish and is a one-of-one collectible. Graded as a proof card, it represents an exceptional find for serious Leaf Metal Baseball collectors. The vibrant blue shimmer effect creates dynamic visual appeal under light, making this a standout addition to any high-end sports card collection. Perfect for investors and enthusiasts seeking exclusive, limited-edition baseball memorabilia with documented rarity and authenticity.","brand":"Cardboard Superstars","offers":[{"title":"Default Title","offer_id":43429238636607,"sku":null,"price":8.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0612\/9506\/7199\/files\/Document_20260616_0001.jpg?v=1781733694","url":"https:\/\/www.cardboardsuperstars.com\/fr\/products\/ike-irish-2026-leaf-metal-baseball-1-1-blue-shimmer-pre-production-proof","provider":"Cardboard Superstars","version":"1.0","type":"link"}