Tough on the job. Easy on you. No more choosing between performance and ease of use when selecting a caulk. Groov caulk combines the benefits of silicone and acrylic. Performs and lasts like a silicone. Easy to apply and paintable like acrylic. 1 hour rain ready. 30 minute paint ready. Additional features: Will not shrink, crack, or break down over time, permanently waterproof, all weather (sun/UV proof, Freeze proof, applies in hot, cold weather), easy to apply. Typical uses: Windows, doors, siding, trim, molding, baseboards, vents, behind sinks, around shower, and for painting applications. Adheres to: Most wood, metal, vinyl siding, masonry, rbick, concrete, drywall or plaster, glass, laminate, ceramic, tile, and plastic. Meets Federal Specifications TT S 00230C, TT S 001543A/ASTM C 920, Type S, NS, Class 25. 9.0 oz. cartridge.