Mini Versa Shields(TM) solve the problem of failing starters and other components due to heat soak. Mini Versa Shield was designed to protect starters from potential failure caused by under hood heat soak conditions. Constructed using an aluminized heat reflective material backed with a hi-temp rated glass fiber insulation barrier, Versa-Shield is capable of reflecting radiant heat up to 2000F. Simply wrap desired component with Versa-Shield and trim excess material. Edges attach to itself using a hook & loop edge closure design. In most cases there is no need to remove component when installing Versa Shield. 5.25 in. W x 16.5 in. L Universal: trim length to size Edges close with hook & loop design Protect master cylinders, cool cans, distributors, fuel pumps & more No need to remove starter for installation in most cases