Whether the seat is comfortable with the scale of the human body. People are different from the crowd, in general, northerners tall, southerners slightly small, North America, Europe is also the case; men and women are different, individual and individual differences. So, Shu uncomfortable, try to know, mainly to see the following points:
1. Block height: should be equal to the length of the calf, sit down after the natural drooping legs, feet just landing. Too high, the legs hanging, thighs under pressure too much too long bad; seat is too low, the thigh can not put the seat surface, the body weight to the hip pressure, a long time will be uncomfortable.
2. seat depth: to sit the chair, the seat depth should be equal to the length of the thigh, sit down after the knee bend just to the chair side, seat surface is too deep, no back landing; seat is too shallow, thigh Not enough support, are not comfortable.
3. The chair and the back of the material: both should be "outside the soft inside" type - the bracket should be strong enough, but the surface has a certain thickness of the elastic layer. The outermost contact with the human body should be breathable, wear, dirt, and not easy to produce static electricity with the human body or clothing.
4. back: the best waist, back and neck to play all or part of the supporting role. The longer the chair, the better the support. Because the chair is used only when dining, you can ignore the neck, and the office chair is best to take care. Imported furniture size is often more suitable for the production of the country's population, the selection requires special attention.
5 handrails: the best choice to adjust the height of the.
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