Designed for fixing your lamp shade, easy to install. Made of for long time and durable use. It has a simple design, but very practical in use, giving you a . Also can be a good gift choice for your friends, they will like it. Features -Color:Black -Material:Nylon -Size:5.50X5.50X1.10cm/2.16X2.16X0.43in Inner diameter: 3.4cm Outer diameter: 5.5cm - Excellent nylon material, fire retardant, presenting design and texture. - Beautiful workmanship. Product workmanship is beautiful, every detail is clearly visible, firm and not easy to fall off. - Meet a variety of use scenarios. Suitable for E26 threaded socket lampshade or bulb. - Special design and it is in fine craftsmanship. It is the best replacement for your old, broken one. - Every detail is carefully crafted, experience the high durability and practicality. Package list: lamp shade rings