Aspen Pet Chew & Moisture Resistant Bed These rugged pet beds are as durable as they are comfortable. Made from a dense, oxford weave that is chew-resistant, the fabric has a laminated PVC backing to repel moisture. The perfect choice for dogs that have a tendency to chew or for outdoor use, this pillow bed, made with high-loft recycled fiber fill, will stand up to some wear and tear! Available in four classic colors — Solid Captain?s Blue, Solid Iguana Green, Green Stripe, and Blue Stripe ? the bed features contrasting piping accent that provides the perfect finishing detail.