PACKAGING: Canvas photo frame kit can be assembled into 4 photo frames as well as plenty of accessories. The photo frame measures approximately 16x20 inches/40x50cm, which is a regular size. QUALITY MATERIALS: Our art stretching bars are made of High-quality materials, sturdy and , the wood is polished and has a smooth , enough to display your artwork. NAIL-FREE DESIGN AND PRE-ADHESIVE: Our canvas frame bars feature a nail-free design that eliminates the need for nails or tacks. Each bar is pre-installed with an adhesive that ensures a strong and secure bond between the canvas and the stretching bar. EASY INSTALLATION: Simply remove the protective backing from the adhesive, assemble the four poles together, and secure the canvas to the stretcher bars. Easy to install even for beginners. WIDE APPLICATION: Our canvas stretchers are suitable for professional artists, students, and art lovers. They are perfect for practicing your painting skills or displaying your art work. Suitable for oil paintings, posters, HD canvas paintings and more. note: With accessories size: 40 x 50cm Material: wooden colour: wood Package Contents: 4 x Wood Canvas Frame Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.