The SN3525 Series has a ¾-in. thick plexiglass & anodized aluminum. See-through front Acrylic panel with 4 satin anodized aluminum pillars and two side Acrylic accent panels that enclose the presenter. Top reading surface of 42-½-in.W x 20 ¾-in.D with a 1-1/4" lip for resting reading materials for an extra wide format. Overall Dimensions: 43" H (to highest of 51" h) x 42 ½-in.W x 18"D. Ships Fully Assembled.