This art is perfect for kids room, home library, or class room where studying is not boring thing to do! They are common lab equipment found in the science laboratory, which are painted by watercolors. SIZE: 5 x 7 inch (12.7 cm x 17.8 cm), 8 x 10 inch ( 20.32 cm x 25.4 cm), 11 x 14 inch (28 cm x 35.6 cm), or 12 x 16 inch (30.5 cm x 40.6 cm). Printed by in-home EPSON printer on smooth EPSON heavyweight paper matte. *They are ready to be framed in any standard size frame! * The poster will have the designer’s signature on the back. * Frame not included.