This blinds positioning hook is made of POM material, which is practical for long time use. Fine workmanship and delicate details, not easy to deform or break. Ideal for the roller curtain, blinds, etc. Simple in structure, easy to install. Suitable for most of occasions, such as home, office, hotel, etc. Features -Color:Transparent -Material:POM - Size: 11.50X2.50X1.50cm/4.52X0.98X0.59in - It's a practical tool for home or office. It's easy to match most shutters, excellent and useful. - Easy to match with most blinds. It is also suitable and fit for blinds and can be replaced at home. - Our useful hook is easy to install and does not need any tools. It is simple and practical. - Mainly made of POM material, which is firm, reliable, , light in weight and easy to carry and store. - They are suitable for most types of blind chains, such as roller blinds, and vertical blind chains. Package list: 8 x positioning hooks 8 x expansion screws