LIFEMOLD Alginate molding powder for lifecasting and body molds: Skin-safe, non-toxic, and hypo-allergenic molding material. Easy to use, air drying 100% safe, and a fun hobby for all ages. The alginate molding material is ArtMold's best quality mold-making alginate formula. With 4-5 minutes, the working time for hand casting, face casting, torso, and most of all baby casting. USE TO CAST A BABY HAND, OR, BOTTOM: Make a sweet forever-memory mold of your baby. One pound will enable you to make three keepsake molds. It is skin-safe for the youngest child, too. It is also the best mold-making material for adult hand-casting and face-casting. Just combine with water, mix and your mold material is made. It is that easy. Mold-making time is about 4-5 minutes depending on the water temperature (The warmer the water the faster the setting time). EnvironMolds LifeMold Alginate One Pound Package. Yields 6 lb. (3.18 Kg.) of Alginate When Mixed with Water -- Translates to $1.50 a Mixed Pound. Please use soft or distilled water for the smoothest mix Hard water creates a lumpy mix and may to cure properly.