Floor Mat, Dim A (1): 53″, Dim B (2): 31.75″, Notes 2: Benefits of PVC foam material:, Notes 3: Low moisture absorption, Notes 4: Easily cleaned and fabricated, Notes 5: Sunlight, weather and chemical resistant, Notes 6: Excellent thermal insulation, sound & vibration absorption, Notes: Made with 3/8″ thick, strong & durable PVC foam material, Thickness: .375″