WASTED on Instagram: "🤣 Caulk is a flexible sealing material used to fill gaps, cracks, and joints in buildings and other structures to prevent the passage of air, water, dust, or insects. It is commonly applied in areas where two different materials meet, such as around windows, doors, sinks, bathtubs, and baseboards. Caulking helps improve energy efficiency by sealing drafts and also protects structures from moisture damage, which can lead to mold, mildew, or rot. Caulk is available in variou