Tucker Murphy Pet™ Original Elevated Dog Bed Material: Powder-Coated Steel and PVC-Coated Polyester Mesh Fabric. Powder-Coated Steel: 1, One-piece bend for more stable. 2, Non-Slip Rubber feet keep the pet bed from sliding. PVC-Coated Polyester Mesh Fabric: 1, Allows air to flow, keep cool ever. 2, Allow urine to go through, water will not pool up. 3, Heat-resistance, sturdy and machine washable. Size: Medium - 35.5" x 25.5" x 8", can hold the weight up to 80 lbs. Suitable for Poodle, Dachshund, Yorkshire Terrier, Bulldog, Corgis, Chihuahua, Pomeranian, Border Collie, Samoyed etc. Large - 43" x 30" x 8.5", can hold the weight up to 110 lbs. Suitable for Golden Retriever, Labrador, Rottweilers, Boxers, Huskies, Border Collie, Samoyed, Wolf dog etc. X-Large - 47" x 32" x 9.5", can hold the weight up to 150 lbs. Suitable for Golden Retriever, Labrador, Rottweilers, Boxers, Huskies, Doberman, Wolf dog etc. Why Raised Dog Bed? Sleeping with an elevated dog bed is more comfortable, cleaner, dryer, and healthier compared to the ground. Why Tucker Murphy Pet™ Original Raised Dog Bed? 1, The slope headrest design not only provides better wrapped feeling, but also prevents the dog from falling from the raised bed. 2, Two more pipes than the ordinary dog bed, and one-piece bend design at the corner of the tubes, more stable and comfortable. Why Tucker Murphy Pet™? All products from Tucker Murphy Pet™ are carefull designed by our designers, we have always emphasized quality, design and beauty.