Recessed wall niche 45"H x 27"W x 11-3/8"D; shelf depth - 10-3/8"Boston wall niche has a graceful design with elegant shell motif. This wall niche exquisitely detailed from hand crafted molds and made from high density furniture grade polyurethane. Wall niche comes factory primed and ready for painting glazing or faux finishing. Complete installation instructions of the wall niche will be shipped with your order.Overall dimensions: height - 45"; width - 27-1/4"; depth - 11-3/8"Inside dimensions: inside height - 39-7/8"; inside width - 20-1/2"; shelf depth - 10-3/8"Rough wall opening: height - 37-1/2"; width - 21-1/4"; depth - 7-1/2"