Features: Reliable Insulation Support Designed for robust application, the plastic insulation fasteners ensure insulation stability. Their heavy duty construction ensure strong support, thereby enhancing a building's thermal capabilities while ensuring long term reliability. Load Dispersion: These foam board fasteners effectively distribute the load during installation, accommodating insulation boards, foam boards, and other materials. This robust functionality enhances the thermal performance and structural integrity of buildings. Specifications: Material: polyethylene Color: white Size: about 4 inches/ 10 cm in length Package includes: 100 x Heavy duty plastic insulation masonry fasteners Notes: Manual measurement, please allow slight errors on size. The color may exist slight difference due to different screen displays. Pointed items are included, please be careful when using and please keep them away from kids.