One of the most common and easy ways to judge an official's grade is to start with a jewel. One product From the first class to the Viscount-level officials, the top beads on the top hat are gem-quality corundum. One is because the ruby ​​itself is low in production and rare. On the other hand, the ruby ​​itself has auspicious meaning. Two products On the hat of the second-class official, the coral is worn, usually white, but some officials use extremely precious red coral, red or pink, which is second only to ruby. Three products The three-product official, like the one-off official, uses gem-quality corundum, but is a sapphire with more production and variety. Four heads Lapis Lazuli is the pilgrimage of the four-product official. It has a unique variety of blue, dark blue, light blue and light blue, which is very beautiful and is one of the oldest jade in the world. Five Pins Five product officials wear crystal. It is transparent and has a very high hardness. It has always been loved by people. Six Pins China's glass production began in the Western Zhou Dynasty, with a history of more than 2,000 years. By the time of the Qing Dynasty, it developed to the peak, and many handed down treasures were handed down. The top beads of the six-product official use white Nie glass (ie, opaque glass). Seven Pins The seven-eighth product officials used Jinding. The only difference is that the seven top beads are plain gold, without decoration, and the eight nine products are sheet metal. Eight products, nine products, top beads Relieve lower and mid back pain and tightness from long time sitting or driving; support your back's curve to achieve perfect spinal alignment and promote a healthy posture. Chiropractor recommended orthopedic lumbar support cushion for surgery recovery and people who suffers from Lumbosacral lower back pain and Spondylosis, etc. Memory Foam Lumbar Pillow,Memory Foam Back Support Cush,Memory Foam Lumbar Cushion,Memory Foam Lumbar Support Pillow Shenzhen Comfity Technology Co.,Ltd , https://www.comfitymemoryfoam.com
Ergonomic Streamlining molded with premium quality memory foam for optimal lumbar support and never flattens out, a proper firmness memory foam compresses to take the shape of your back and curve and provide comfort and relief numbness of your back.
Update two adjustable straps instead of the one on back keeps the back support cushion in place and prevent the lumbar pillow from sliding down, two extension straps make the backrest fits perfectly on any office chair, computer chair, armchair, sofa, couch, car seat, SUV, truck, wheelchair and recliner seat etc.