Big Stretch 10016 Acrylic Caulk, White, -30 to 250 deg F, 10.5 oz Cartridge

Big Stretch® is a high-performance water-based elastomeric sealant with powerful adhesion and excellent elasticity. It spans gaps up to 2 in wide and stretches up to 500% of original joint size without cracking. Big Stretch won't crack, it just stretches.
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Details

• Keeps the weather where it belongs outside or moves, when your home moves to create a permanently waterproof and weatherproof seal
• Just say no to brittle, cracked caulking and stays soft, elastic over time for a long-lasting seal
• Compatible with a wide variety of building materials including difficult ones like vinyl windows, siding and requires no searching for a product specific to every different surface
• Smooth formula is easy to apply and provides professional looking results every time
• Paint adheres like a pro, so go ahead and paint your wall bright blue
• Easy to smooth and cleanup with water
• Environmentally safe