Please note: These frames do not have glass. This Gallery Frame is a classic wooden frame with black, white or natural finish. Backed with a 1.8cm canvas board, it allows for easy and instant mounting by simply clipping in paper and will suit and enhance any picture you wish to frame. It comes with a perspex sheet to protect your work. Gallery Frames are available in four sizes: Size External Internal A1 62.4 x 87.2cm 59.5 x 84.4cm A2 45.7 x 62.6cm 42.2 x 59.6cm A3 45.2 x 33.0cm 30.0 x 42.3cm A4 24.4 x 33.0cm 21.4 x 30.0cm These frames are made of solid wood with a light satin varnish finish, a shatterproof acrylic glazing and a unique clip system allowing quick mounting of paper, canvas frames or canvas boards with up to 1.8cm thickness. The frame wood strips are one inch wide.