{"product_id":"mother-s-day-mystery-box-you-pick-the-love-we-pick-the-surprise","title":"Mother’s Day Mystery Box – You Pick the Love, We Pick the Surprise","description":"\u003cdiv class=\"product-description\"\u003e\n\u003ch2\u003e🎁 Mother’s Day Mystery Engine Box – Value Upgrade Experience\u003c\/h2\u003e\n\u003cp\u003eA special Mother’s Day edition mystery box featuring mechanical engines and metal models.\u003cbr\u003eMore than a gift — it’s a shared building experience between you and your mom.\u003c\/p\u003e\n\u003chr\u003e\n\u003ch3\u003e🌸 A Gift to Build Together\u003c\/h3\u003e\n\u003cp\u003eThis Mother’s Day, give something more meaningful than flowers. Build it together.\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e👩 Mom can build beautiful metal models like Rose or Butterfly\u003c\/li\u003e\n\u003cli\u003e👨👩👧 Children or adult kids can build mechanical engine models\u003c\/li\u003e\n\u003cli\u003e💛 A simple hands-on way to spend time together again\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eEvery box is designed to create a shared moment, not just a gift.\u003c\/p\u003e\n\u003chr\u003e\n\u003ch3\u003e⚙️ What You May Receive\u003c\/h3\u003e\n\u003cp\u003eYour mystery box may include a mix of:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e🔥 Stirling Engines – heat-powered smooth motion models\u003c\/li\u003e\n\u003cli\u003e⚡ Internal Combustion Engines – classic mechanical systems\u003c\/li\u003e\n\u003cli\u003e✈️ Turbofan Engines – aviation-inspired designs\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eSome models are \u003cstrong\u003efully assembled\u003c\/strong\u003e, others are \u003cstrong\u003eDIY kits for building together\u003c\/strong\u003e.\u003c\/p\u003e\n\u003chr\u003e\n\u003ch2\u003e📦 Box Tiers\u003c\/h2\u003e\n\u003ch3\u003e🟦 Classic – Sweet Beginning\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e2 random engine models\u003c\/li\u003e\n\u003cli\u003eIncludes at least 1 Metal Rose or Butterfly\u003c\/li\u003e\n\u003cli\u003eSimple and fun shared building experience\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003e🟩 Plus – Shared Favorite\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e3 random engine models\u003c\/li\u003e\n\u003cli\u003eIncludes at least 1 Metal Rose or Butterfly\u003c\/li\u003e\n\u003cli\u003eBetter variety for Mom + child to build together\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003e🟨 Premium – Meaningful Moment\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e4 random engine models\u003c\/li\u003e\n\u003cli\u003eHigher-value engines included\u003c\/li\u003e\n\u003cli\u003eMore detailed building experience for both\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003e🟥 Deluxe – Memory Edition\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e4+ premium engine models\u003c\/li\u003e\n\u003cli\u003eBest selection and highest value engines\u003c\/li\u003e\n\u003cli\u003eDesigned for a full family building experience\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr\u003e\n\u003ch3\u003e💡 Value Upgrade Logic\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eMore engines = more shared building time\u003c\/li\u003e\n\u003cli\u003eHigher tiers = more advanced models\u003c\/li\u003e\n\u003cli\u003eEvery box includes a Mother’s Day emotional piece (Rose or Butterfly)\u003c\/li\u003e\n\u003cli\u003eAlways better value than buying separately\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003eFinal Note:\u003c\/strong\u003e The engines you receive are not limited to the models shown in images. All items are brand new, and each box is curated with additional surprises. Every mystery box offers better value compared to purchasing items individually.\u003c\/p\u003e\n\u003chr\u003e\n\u003ch3\u003e💝 Why This Mother’s Day Gift?\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e🔹 A gift you don’t just give — you build together\u003c\/li\u003e\n\u003cli\u003e🔹 Combines emotional beauty + mechanical discovery\u003c\/li\u003e\n\u003cli\u003e🔹 Creates real shared time, not just a product moment\u003c\/li\u003e\n\u003cli\u003e🔹 Perfect for moms, families, and grown children\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr\u003e\n\u003ch3\u003e🌷 Final Experience\u003c\/h3\u003e\n\u003cp\u003eFrom delicate metal roses to real working engines, every box is designed to bring you closer together.\u003cbr\u003e\u003cbr\u003eThis Mother’s Day, don’t just say “I love you” — build it.\u003c\/p\u003e\n\u003c\/div\u003e","brand":"Stirlingkit","offers":[{"title":"Classic","offer_id":53680714612949,"sku":null,"price":99.99,"currency_code":"USD","in_stock":true},{"title":"Plus","offer_id":53680714645717,"sku":null,"price":199.99,"currency_code":"USD","in_stock":true},{"title":"Premium","offer_id":53680714678485,"sku":null,"price":399.99,"currency_code":"USD","in_stock":true},{"title":"Deluxe","offer_id":53680714711253,"sku":null,"price":599.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0134\/7446\/3808\/files\/mother-s-day-mystery-box-you-pick-the-love-we-pick-the-surprise_2.jpg?v=1776328239","url":"https:\/\/www.stirlingkit.com\/ja\/products\/mother-s-day-mystery-box-you-pick-the-love-we-pick-the-surprise","provider":"Stirlingkit","version":"1.0","type":"link"}