Models : - 14.0002 : Cushion with standard cover 16" x 16" - 9000-2I : Cushion with Incontinent Cover 16" x 16" - 14.0148 : Cushion with standard cover 16" x 18" - 9006-2I : Cushion with Incontinent Cover 16" x 18" - 14.0009 : Cushion with standard cover 18" x 16" - 9005-2I : Cushion with Incontinent Cover 18" x 16" - 14.0013 : Cushion with standard cover 18" x 18" - 9008-2I : Cushion with Incontinent Cover 18" x 18" - 14.0015 : Cushion with standard cover 18" x 20" - 9018202I : Cushion with Incontinent Cover 18" x 20" - 902016 : Cushion with standard cover 20" x 16" - 902016I : Cushion with Incontinent Cover 20" x 16" - 14.0016 : Cushion with standard cover 20" x 18" - 9020182I : Cushion with Incontinent Cover 20" x 18" - 14.0017 : Cushion with standard cover 20" x 20" - 902020I : Cushion with Incontinent Cover 20" x 20"