Dap 18387 5oz Ultra Clear All Purpose Flexible Sealant (6 Pack)

Pack of: 6 Bonds with rock, stone, wood, and most pond materials; Expands to fill gasps and voids; Fills holes in trees to seal out pests; Superior adhesion; Replaces loose or damaged mortar in rock walls; Use as a craft foam for artificial plants; Will not discolor like conventional foam, no painting needed; Black color blends into shadows.