{"product_id":"additional-sibling-handwritten-santa-letter-certificate","title":"Additional Sibling Handwritten Santa Letter \u0026 Certificate","description":"\u003cp\u003e\u003cstrong\u003eAdd-on for grown-ups:\u003c\/strong\u003e A fully personalized handwritten Santa letter for another child in the same family order, plus a personalized Nice List certificate with the child's name written in Santa's own hand. Each sibling receives their own letter in Santa's same handwriting, in a hand-addressed envelope, with the certificate tucked inside. U.S. postage is included.\u003c\/p\u003e\u003cp\u003eThis add-on is intended to accompany a main Handwritten Santa Letters package in the same order.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eOrder by Dec 1, 2026 for the North Pole postmark, or by Dec 15, 2026 for direct mail. Delivered by Christmas, or your money back.\u003c\/strong\u003e\u003c\/p\u003e","brand":"Handwritten Santa Letters","offers":[{"title":"Default Title","offer_id":48581061542059,"sku":"HSL-SIBCERT-2026","price":29.95,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0807\/1911\/8507\/files\/emma-letter-real-photo.jpg?v=1794249613","url":"https:\/\/handwrittensantaletters.com\/products\/additional-sibling-handwritten-santa-letter-certificate","provider":"Handwritten Santa Letters","version":"1.0","type":"link"}