Cavex Alginate Container. Keep alginate supplies fresher, drier and more accessible with the functional, attractive Cavex Alginate Container. Spring-lift lid opens with one hand. Snap-closure locks out light and moisture. Leveling lip ensures accurate measuring. Built-in scoop with extra-long handle keeps hands clean. Holds over two 500g bags of any alginate. High-tech plastic construction measures 6-1/4' square x 7-1/4'H. Single container