The Doors Themselves are Based on An Aluminum Profile, Which is the Covered with a Natural Veneer. The Finished Door Is Installed on the Rollers, There May 2 Or 4, Due to the Weight of the Product. And the Rollers Slide in Accordance with The Striving, Installed Along The Wall. There is Another Significant Factor to Install the Extending Door in the Kitchen or the Shower — An Veneered Aluminum Profile of the Most Thermo — And Moistuntant in CompaSonon Systems from an Array of Wood, Which Significantly Strengthens Its Life and Reduces the Possibility Of Damage Under the Deed of External Factors.