Designed to satisfy the fun of DIY assembly, the canvas stretcher bars kit can be used to mount a frameless picture through simple tools and operation steps.Oily double-sided adhesive on the side and back side of the frame to connect the joints. Super strong, smooth canvas fixed on the frame, rather than using a tightening device.The ladder-shaped corner braces and U-shaped stapler will fix the frame firmly, provide excellent long-term stability.Professional solid wooden frame kit for oil painting, posters, canvas paintings, etc. Ideal home, office, gallery wall art accessories.SpecificationsMaterial: Pine woodAttentions1. Please allow tiny size deviations due to human measurement.2. Make sure your oil painting has an extra 3cm in height and width respectively. In other words, the overall size of the canvas should be at least 6cm larger than the wooden frame. only in this way can painting fully wrap around the frame.