Color classification
                        
                                                            [Exclusive Edition-Contact Surface Leather] Three-person 114.17 in (Single Function)
                                                            [Exclusive Edition-Contact Surface Leather] Double Armrest Single 50.39 in (Single Function)
                                                            [Exclusive Edition-Contact Surface Leather] Double 82.68 in (Single Function)
                                                            [Exclusive Edition-Contact Surface Leather] Four-person 144.88 in (Single Function)
                                                            [Exclusive Edition-Contact Surface Leather] Double 82.68 in (Dual Function)
                                                            [Exclusive Edition-Contact Surface Leather] Three-person 114.17 in (Dual-function)
                                                            [Exclusive Edition-Contact Surface Leather] Four-person 144.88 in (Dual-function)
                                                            [Flagship Edition -360 Full Leather] Double Armrest Single 50.39 in (Single Function)
                                                            [Flagship Edition -360 Full Leather] Double 82.68 in (Single Function)
                                                            [Flagship Edition -360 Full Leather] Three-person 114.17 in (Single Function)
                                                            [Flagship Edition -360 Full Leather] Four-person 144.88 in (Single Function)
                                                            [Flagship Edition -360 Full Leather] Three-person 114.17 in (Dual-function)
                                                            [Flagship Edition -360 Full Leather] Four-person 144.88 in (Dual-function)
                                                            [Flagship Edition -360 Full Leather] Double 82.68 in (Dual Function)