Dow / DuPont 5504GSA Single Application Primer Sticks. 1 Case of 24 single use primers each contains 10ml of primer. For use as body prep on all auto glass installations. To be used to prepare surfaces after new paint. For exposed metal areas when glass is removed to prevent rust. To be used on encapsulated (framed metal or plastic) parts 5 minute flash time Professional use product. *Seller highly recommends buyer use a qualified glass installer for use of this product* knowledge of this product is required before use.