Yes, our products are freeze-thaw stable, though measures should be taken to keep the product from freezing. All SEAL-ONCE® products can go through up to three (3) freeze-thaw cycles and still be used. If the product freezes, bring it inside to thaw completely at room temperature. Do NOT place in front of a heat source or heat the container. Once the product has thawed completely, stir, shake or mix thoroughly before using.