Models : - 14.0240 : Cushion with standard cover 16" x 16" - 5100-2I : Cushion with Incontinent Cover 16" x 16" - 14.0241 : Cushion with standard cover 16" x 18" - 5106-2I : Cushion with Incontinent Cover 16" x 18" - 14.0242 : Cushion with standard cover 18" x 16" - 5105-2I : Cushion with Incontinent Cover 18" x 16" - 14.0243 : Cushion with standard cover 18" x 18" - 5108-2I : Cushion with Incontinent Cover 18" x 18" - 14.0244 : Cushion with standard cover 18" x 20" - 5118202I : Cushion with Incontinent Cover 18" x 20" - 14.0245 : Cushion with standard cover 20" x 18" - 5120182I : Cushion with Incontinent Cover 20" x 18" - 14.0246 : Cushion with standard cover 20" x 20" - 512020I : Cushion with Incontinent Cover 20" x 20"