{"product_id":"calvin-night","title":"Calvin (Night)","description":"\u003cp\u003e\u003cstrong\u003eCalvin (Night)\u003c\/strong\u003e is an iconic design with a modern ombre edge — thick frames, barrel hinges, and a sleek nose bridge — built for evenings and sleep preparation. Deep amber and red lenses block virtually all blue and green light — the wavelengths known to suppress melatonin — so worn 2–3 hours before bed, Calvin (Night) helps restore your natural circadian rhythm.\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eModern ombre edge:\u003c\/strong\u003e Thick, durable frame with barrel hinges and a sleek nose bridge.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eNighttime focus:\u003c\/strong\u003e Deep amber\/red lenses block virtually all blue and green light to reduce melatonin suppression.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eEvening-focused use:\u003c\/strong\u003e Wear 2–3 hours before bed to help reset your circadian rhythm and improve sleep readiness.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFits your routine:\u003c\/strong\u003e Available in Non-Prescription, Readers, and Prescription options.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eCalvin (Night) is a thoughtful tool to restore the signals of life and build a more regenerative indoors. Choose Calvin (Night) to welcome back calmer nights and clearer mornings.\u003c\/p\u003e","brand":"Biospectral Systems","offers":[{"title":"Non-Prescription","offer_id":42836389658706,"sku":"CALVIN-NIGHT-NP","price":159.99,"currency_code":"USD","in_stock":true},{"title":"Readers","offer_id":42836389691474,"sku":"CALVIN-NIGHT-R","price":219.99,"currency_code":"USD","in_stock":true},{"title":"Prescription","offer_id":42836389724242,"sku":"CALVIN-NIGHT-P","price":269.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0602\/4767\/0866\/files\/FORMAT_Calvin_night_1.png?v=1792641761","url":"https:\/\/themoderncart-store.myshopify.com\/products\/calvin-night","provider":"The Modern Cart","version":"1.0","type":"link"}