&lt;p&gt;Task chair for workplace solution, simple and practical. This chair has been&lt;strong&gt; certified EN 1335 B&lt;/strong&gt; at the CATAS Institute (version with permanent contact).&lt;br&gt;&lt;br&gt;The task chair is padded with polyurethane and covered with different types of &lt;strong&gt;fabric&lt;/strong&gt; or &lt;strong&gt;imitation&lt;/strong&gt; &lt;strong&gt;leather&lt;/strong&gt;, available in fireproof or waterproof versions, in a wide range of colors.&lt;br&gt;&lt;br&gt;The backrest is high, slightly shaped, while the seat is particularly wide, with a width of 51 cm.&lt;br&gt;&lt;br&gt;The chair has an adjustable height with&lt;strong&gt; gas lift&lt;/strong&gt;. The seat adjustment mechanism is chosen from:&lt;/p&gt;  &lt;ul&gt;  &lt;li&gt;CP - Permanent contact: allowing the backrest inclination adjustment, and its height with trigger mechanism Up&amp;Down;&lt;/li&gt;  &lt;li&gt;SY - 4 locking positions Synchro multiblock: which allows the oscillation of the seat and backrest in a synchronized manner and the locking in 4 different positions.&lt;/li&gt;  &lt;/ul&gt;  &lt;p&gt;With the Synchro mechanism, the oscillation resistance is adjusted through the&lt;strong&gt; strength adjuster&lt;/strong&gt;, while the &lt;strong&gt;anti-shock system&lt;/strong&gt; avoids the abrupt return of the seat in an upright position.&lt;br&gt;&lt;br&gt;The 5-star flat &lt;strong&gt;base&lt;/strong&gt; is made of black nylon or chromed metal; It is equipped with black castors or soft rubber castors.&lt;br&gt;&lt;br&gt;The optional &lt;strong&gt;armrests&lt;/strong&gt; are available in different types, both fixed and adjustable in height.&lt;br&gt;&lt;br&gt;You can ask our Customer Services, the integration of the seat with the shifter, which also allows for adjustment of the seat depth.&lt;/p&gt;                            	    	                      	    	                      																				    	                      							    	                      				    	                      	    	                      	    	                                                                                                       &lt;p&gt;&lt;/p&gt;&lt;div class=&quot;sizes-and-weight-desc&quot;&gt;&lt;b&gt;Dimensions and weight&lt;/b&gt;&lt;table class=&quot;tDim cUfficio01&quot;&gt;&lt;tbody&gt;&lt;tr&gt;&lt;td class=&quot;tDim1&quot;&gt;&lt;span&gt;40-45 cm&lt;/span&gt;&lt;/td&gt;&lt;td class=&quot;tDim2&quot;&gt;&lt;span&gt;51 cm&lt;/span&gt;&lt;/td&gt;&lt;td class=&quot;tDim3&quot;&gt;&lt;span&gt;42-55.5 cm&lt;/span&gt;&lt;/td&gt;&lt;td class=&quot;tDim4&quot;&gt;&lt;span&gt;96.5-117 cm&lt;/span&gt;&lt;/td&gt;&lt;td class=&quot;tDim7&quot;&gt;&lt;span itemprop=&quot;weight&quot; itemscope=&quot;&quot; itemtype=&quot;http://schema.org/QuantitativeValue&quot;&gt;&lt;span itemprop=&quot;value&quot;&gt;13.6&lt;/span&gt; &lt;span itemprop=&quot;unitCode&quot;&gt;kg&lt;/span&gt;&lt;/span&gt;&lt;/td&gt;&lt;/tr&gt;&lt;/tbody&gt;&lt;/table&gt;&lt;/div&gt;