FAQ THE MATTRESSES CAN I USE A HEATING PAD? SEE ALL QUESTIONS CAN I USE A HEATING PAD? You can absolutely use a heating pad with any of your Casper products! YOU MAY ALSO LIKE I'm having difficulty assembling the foundation. Help! What’s the best pillow for my sleep position? What is the warranty on your mattresses? What is the difference between a King and California King? How are your products reviewed and rated?