Treat your dog to a comfortable bed on this dog holiday. Casper , a popular comfort mattress site, is offering dog beds for up to 25% off. Their blue dog mattress in size large normally retails for $249. However, you can currently purchase it for $186. 75. While these dog beds are definitely on the more expensive end, you are able to enjoy free delivery, a 30-night risk-free trial and an one -year warranty. Undoubtedly, your dog will be able to take pleasure in fantastic sleep on this particular two-layer mattress made from Visco elastic memory foam and Polyurethane support foam.