For the braille readers on your list, a number of options are available for holiday cards:
Blind in Mind: The Braille Superstore offers a wide variety of braille happy holidays card designs and messages, including general holiday greetings, and those celebrating Christmas or Hanukkah. Cards are available for $7.95 each and can be personalized. Find out more from the Braille Bookstore webpage describing their Types of Braille Happy Holiday Cards.
Cards from Etsy sellers feature braille greetings, tactile print, and numerous seasonal and holiday designs. Prices range from $1 to $10, with opportunities for personalized messages. Learn more about their holiday and Christmas cards and Hanukkah cards.
Another source, Zazzle, also offers some braille designs for holiday cards, ranging in price from $1.10 to $2.21. For details visit their page on Braille Holiday Cards.