Durable Material: The grommets are crafted with PP plastic, and the pattern style provides a sleek appearance that complements various home decor styles while being robust enough for daily use. Low Noise Sliding and Snap Design: These grommets are designed to allow for smooth and quiet sliding of the curtains along the rod, eliminating the noise often associated with traditional curtain fixtures, and come with a simple snap-together mechanism,  no special tools are required for installation. Easy to Install: It comes with snap-fit holes, place the grommet on the front side of the fabric and press down firmly to secure it in place then finish. Versatile Use: Great for use in windows, bathrooms, bedrooms, and living areas for curtain rings, door curtain rings, DIY handicrafts, etc. Notes: Avoid using excessive force when installing the grommets to prevent damage to the curtains. Color: Bright Gold Material: PP Plastic Inner Diameter: 42 mm/ 1.7 inch Outer Diameter: 75 mm/ 3 inch Total Thickness: 12.1 mm/ 0.5 inch Package Included: 16pcs x Curtain Grommets