Features: Interlocking corners snap together without tools, so you can swiftly assemble and fit to your specific canvas or needlepoint size. Just tighten with the tacks for impeccable fabric tension, making setup as easy and efficient as your creativity demands. With smooth, rounded edges, these stretcher bars prevent snags and protect delicate embroidery fabrics. They securely hold your canvas without damaging threads or stitches. Specifications: Material: pine wood Color: wood color Size: 12 inches and 16 inches Package includes: 80 x Stretcher bars Notes: Manual measurement, please allow slight errors on size. The color may exist a slight difference due to different screen displays