Features: Useful gifts: You can send these swimming pool heaters repair plugs to your friends, neighbors, family members and coworkers, which can show your warm heart and kindness, also enhances the relationship between yours. Lightweight and portable: The pool solar panel repair kit is lightweight and portable, and you can clog leaking tubes in your solar panel with this repair plug in a matter of minutes. It is flexible and will tightly seal the water in the tube. Specifications: Material: rubberColor: blackSize: approx. 0.325 inch in diameterPackage includes: 60 x Repair plugs for solar pool heater panelsNotes: Manual measurement, please allow slight errors on size. The color may exist slight difference due to different screen displays. Small items included, please keep away from kids.