X Acrylic Floor Lectern - a unique "X" design. The reading surface has a curved lip to help keep papers in place. The lectern base is made of 3/4" thick acrylic providing a sturdy display to present from, standing 46--in. high and has (4) rubber feetAPLSN3520. SN3520. Amplivox Amplivox X Acrylic Floor Lectern.