Classic 400, 36" x 36", White, Single Threshold Shower Base, High Gloss White Made Of Acrylic High Gloss Acrylic, Designed To Fit 36" Square Alcoves, Built-In, Reinforced Support, Durable, Easy To Clean, Actual Product Dimensions 35.88"W x 34.75"D x 3.5"H, Pairs With Classic 400 3 Piece Piece Direct To Stud Shower Surround #40064, Long Lasting & Secure Unit, Drain Located In Center Of Base, Built-In Nailing Flange To Help Ease Installation, Limited 10 Year Residential Warranty.