Foot rest, ergonomic, surface WxD 450 x 390 mm, with carpet cover, grey. Supplied = assembled. Width = 450 mm. Depth = 390 mm. Height at rear = 66 - 220 mm. Height at front = 48 - 119 mm. Material = plastic, shatter proof, carpet. Type of height adjustment = height adjustable to 5 levels. Product type = foot rests. Individually adjustable. Sturdy model. Made in Germany. Made of shatterproof plastic, grey, for compensating fixed desk heights. Large surface, with anti-slip adjustable feet. Height adjustable to five levels Min. 48 - 119 mm at front 66 - 220 mm at rear Width x depth 450 x 390 mm. Ergonomic foot rest, comfortable. Made of shatterproof plastic with carpet cover for optimum comfort. Does not damage heels.