Classic black plastic curtain rings and hooks: Designed specifically for terrace applications, these anti-rust curtain rings and hooks ensure suitability for outdoor fences, providing reliable wind resistance or sports support. Smooth sliding: Designed for easy sliding on poles or pavilion frames, these anti-rust curtain hooks reduce jamming and tangling, maintaining a smooth and organized appearance. Long service life: These black curtain rings are made of waterproof and corrosion-resistant materials, capable of withstanding humidity and outdoor conditions, eliminating rust and ensuring durability. Quick installation: No tools required! These multi-purpose curtain hooks are suitable for indoor and outdoor Spaces, ranging from bathrooms and kitchens to terraces and pergolas. Multi-functional curtain rings and hooks: Perfect for shower curtains, curtains, pavilion fences or DIY projects - Use them to easily hang kitchenware, plants, clothes or outdoor decorations. Size of Model A: 16*35*8.5mm/0.63*1.38*0.33 inches Size of Model B: 18*40*9.2mm/0.71*1.57*0.36 inches Size of Model C: 40.5*48.5mm/1.59*1.91 inches