Premium 100% RTV Silicone SealantProvides a watertight seal. Use for interior and exterior projects. Highly, permanently flexible. Will not crack, crumble, or shrink. Excellent adhesion to non-porous materials. Capacity Volume: 10 oz; Chemical Compound: Silicone-Rubber; Color: White; Packing Type: Cartridge; Quantity: 12 per pack; Resistance: Water, Weather, Moisture, Mildew; Weight: 0.83 lb.