Color classification
                        
                                                            Single 51.18in(NUBUCK frosted full leather/Comfortable Classy)
                                                            Double 78.74in(NUBUCK frosted full leather/Comfortable Classy)
                                                            Three-person 106.30in(NUBUCK frosted full leather/Comfortable Classy)
                                                            Four-person 133.86in(NUBUCK frosted full leather/Comfortable Classy)
                                                            Single 51.18in(FULL GRAIN FULL leather/smooth Abrasion Resistant)
                                                            Double 78.74in(FULL GRAIN FULL leather/smooth Abrasion Resistant)
                                                            Three-person position 106.30in(FULL GRAIN FULL leather/smooth Abrasion Resistant)
                                                            Four-person 133.86in(FULL GRAIN FULL leather/smooth Abrasion Resistant)