40cm long, glass thickness 8mm to 10mm. Material: 304 stainless steel, tube width: 15mm x 15mm, L thickness = stainless steel: 1.2mm 【Fixed length provides more safety】: Fixed length and triangular shape are more stable and provide more safety for your family, your friends and customers. 【Rotatable mounting provides convenience】: The angle can be adjusted at the end of the cup holder and the bottom of the wall bracket, free choice of left or right entrance, more freedom to choose the position on the glass and the wall. 【Easy DIY installation】: The arm provides additional support for the glass without the need to drill holes in the glass as it is simply attached to the glass with the included spacers. Loosen the adjustment screw with the L-shaped screwdriver (included) and tighten the screw. Suitable for almost all shower glass shapes. Material: stainless steel. Finish: chrome. < p>Style: wall to glass. Features: adjustable angle.