Our NTR guests chairs are the perfect seating solution for all your guests and will work well in any lobby, conference room, board room or office. NTR stands for (no tools requires), meaning the unit can be assembled with your bare hands. In addition to an aesthetically pleasing hardwood frame, it features thick padded back and seat cushions and LeatherPlus upholstery for the black . LeatherPlus is a soft and durable combination of leather and polyurethane that provides even more softness and resilience. The Brown is made with commercial grade linen.