modernmetal office furniture Description: 1.Natural rubber imported from Malaysia. It have good elastic and is hard to out of shape. And it can support 25kgs per piece. 2.Elastic type:No.32 wide elastic. We also have round elastic(No.08) and flat elastic(No.14) for the chair. It can support 25kgs every piece. And it's hard to out of shape. 3.Double layers elastic. Elastic color: purple. Here we have many other color: red, black, blue, orange 4.Metal elasticbutton. 5.Chrome frame.There are also have other two metal frame: paint coating and powder coating. 6.2 lever mechanism. Function: a) adjusting heigth; b) adjusting tilt tension. 7. Gas lift which have BIFMA certification. 8.Aluminum base which have BIFMA certification; base semi-diameter:350mm Functions; 1.No matter the quality and the craft design, the products follow furniture’s future development. Parting strip design can reduce the stress area of the buttocks and the back, press the stress place’s acupuncture point. What’s more, it can promote the buttocks and back’s blood circulation, avoid the neck, shoulder and waist’s strain, and keep you have a healthy body. 2.Product design generous, unique, fashion and lighter. It is the perfect allocation for today’s family, entertainment, hotel and office. 3.In the hot summer, elastic chairs can make you more cool and comfortable. In the winter, different model’s chair have matching coat. It bring the tide of environmental protection, healthy and furniture’s rejuvenation. 4.According to the human body engineering design, healthy chair both reflects technology exquisite, modelling is chic, It also can alleviate the pressure of vertebrae when in. 5.Rubber string of itself has the characteristics of warm in winter and cool in summer. It also good for people’s healthy. Package & Loading QTY: 1.Knocked down in cartons. Two seats packed in a carton; Carton size:93*60*50cm; CBM:0.279M3; G.W.:34.8kgs Two bases packed in a carton; Carton size:72*13*72cm; CBM:0.067M3; G.W.:7.2kgs 2.Total 0.346CBM/2 pcs 3.Total 42kgs 4.Loading QTY: 20'GP: 158PCS 40'GP: 322PCS 40'HQ: 386PCS Elastic ropes type&color: Service features: 1. Professional sales team provides you best service; 2. Strict quality control in every producing procedure; 3. We insist in principle of "client is the center of every thing". About us: 1. We specialize in office chair and hardware furniture for decade years. We have mature managerment to produce excellent product and provide you good service. 2. We are interested in building long term and friendly relationship with you and your company. And our aim is to attain win-win cooperation. If you have any question, please do not hesitate to let me know: Foreign trader: Ms Lily Luo Foreign tradephone: +86-757-28102441 Mobile:+86-13392273105