3mm high quality high-density acrylic sheet for inner main bathtub body 4mm high quality high-density acrylic sheet for outer decoration apron 3-4mm fiberglass reinforcement with resin stainless steel bathtub support and height adjustable feet Size = 63 x 29.5 x 23 Water Capacity: 79 gallons Approved as per Canadian standard. Certified by cUPC   *INCLUDES 5 YEAR PARTS WARRANTY