Long-lasting, 100% silicone rubber is ideal for quick household repairs and projects. Forms a strong, waterproof seal. Won’t shrink or crack. Stays flexible. Safe for incidental food contact. Dishwasher and microwave safe. Also ideal for building or repairing aquariums. Harmless to fresh and saltwater fish when cured. Long-lasting, 100 percent silicone rubber is ideal for quick household repairs and projectsForms a strong, waterproof sealWon’t shrink or crackStays flexibleSafe for incidental food contactDishwasher and microwave safeAlso ideal for building or repairing aquariumsHarmless to fresh and saltwater fish when curedClear color