Great for repairing leaky aquariums, as well as broken ornaments. Can also be used to build small aquariums. Will not crack or shrink, stays flexible, creates a waterproof seal and is harmless to fresh and saltwater fish. 100% clear silicone rubber. Needs 72 hours drying time before water contact.
Please Note: The last 4 digits of the "Lot Number" on the packaging indicates manufactured date. Product has a one-year shelf life from this date.
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