A casket assembly includes a base and a first side panel and a second side panel configured to be partially received within the base. The casket assembly also includes a first rail fixedly coupled to an inside of the first side panel and a second rail fixedly coupled to an inside of the second side panel. The casket assembly further includes a lid configured to be supported by the first rail and the second rail. The first side panel forms at least a first portion of a head end of the casket assembly and a first side of the casket assembly. The second side panel forms at least a first portion of the foot end of the casket assembly, and a second side of the casket assembly.