SourcePlus via eBay offers the Pet Playpen 45" Folding Kennel in Blue for $33.75 with free shipping. That's the lowest total price we could find by a buck, although we saw it for $5 less in May. It features two zippered doors, a removable pad, and a removable mesh cover.
Looking for a different color? Best Choice Products via eBay offers it in Burgundy or Pink for $34.95 with free shipping.