Gun Oil H2O Gel is a water-based, highly concentrated gel offering men an excellent alternative to today’s popular thinner water-based personal lubricants. Both products are glycerin free, condom safe and 100% safe for vaginal or anal play. 3.3 oz Tube. Ingredients: DI-WATER, Natrosol 250 HHR Hydroxyethylcellulose, Propylene glycol, Citrus Grandis (Grapefruit Seed Extract), Potassium Sorbate, Sodium Benzoate, PEG-8, Polyethylene.