Stairs can be divided into single running stairs, double running stairs and multiple running stairs according to the steps. The planar shape of the step has a straight line, a broken line and a curved line.
Single-run stairs are the simplest, suitable for buildings with lower floor heights; double-run stairs are the most common, with double running straight, double running twists, double running double folding (parallel), etc., suitable for general civil and industrial buildings; three running stairs There are three-fold, T-shaped, split-type, etc., which are mostly used in public buildings; the scissor stairway is composed of a pair of parallel running parallel ladders, or a pair of overlapping and unconnected single-run straight ladders. The cross-shaped scissors shape can pass more people and save space at the same time; the spiral-turning ladder is supported by the fan-shaped step on the neutral column. Although the walking is not comfortable, it saves space and is suitable for places with less people flow and infrequent use; Round, semi-circular, curved staircase, supported by curved beams or curved plates, slightly fanned, with a variety of styles, lively and decorative, suitable for public buildings.
If you spend more than 8 hours a day in a seated position, this comfortable pad is just right for you. It provides additional support you need to maintain good posture and the natural curve of the spine. By evenly distributing weight of the body, it offloading pressure on the spinal discs. The ergonomic design helps to increase blood flow, prevents pain in the lower back, helps with muscle fatigue, leg tightness, hamstring. It allows you to sit upright naturally without pain.
The cushion insert is made from 100% Memory Foam that conforms to your individual shape and helps to avoid pressure. The handle is attached to the side of the pillow, making it easy to take it with you where you are.
This ergonomic seat cushion nicely fits most office chairs. U-shaped contoured design rests your tailbone, avoiding compression. This pillow is also a good option to consider, if you move around a lot. Take it in your car, on a plane or a train. Great for office use, frequent travelers, sporting events and pregnancy. This cushion will help to reduce neck, shoulder, and low back pain.
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