Durable Plastic Material: The greenhouse twist clips and washers are made of plastic material, strong and resistant to erosion, ensuring a long service life. Firm Grip: The washers help prevent tearing of insulation and provide a secure hold within the glass strip. The package includes 100 fixing clips and 100 washers. Easy Installation: Simply push the greenhouse twist clips into the frame and secure them firmly, eliminating the need for drilling and simplifying the process. Suitable Size: The greenhouse fixing clip measures approximately 20x20mm (0.8x0.8in). The washer diameter is approximately 25mm (1.0in). Please verify dimensions before purchase. Applications: These greenhouse fixing clips and washers are ideal for securely attaching bubble and shading materials to greenhouse glazing bars. Specification Item Type: Greenhouse Twist Clips Material: Plastic Weight: Approx. 116g Fixing Clip Size: Approx. 20x20mm (0.8x0.8in) Washer Diameter: Approx. 25mm (1.0in) Purpose: Greenhouse film fixation Package List 100 x Fixing Clips 100 x Washers