Aqua Terra Water Beads are a super absorbent polymer that can hold 80 - 100 times its dry volume weight in water; it?s ?non-toxic (child/pet-safe); environmentally friendly (bio-degradable); odourless and clean. Aqua Terra; also known as water beads is perfect for plants; centerpieces; and floral arrangements (fresh and/or artificial); with candles; essential oils or alone. Aqua Terra Water Beads water beads come in ten fabulous colours (purple; dark green; orange; lime green; yellow; blue; coral; pink) that can be used independently; mixed or layered.? One 8 gm package makes approx 750 ml or 1 liter. Each bead expands 2.5-3cm. CG-AQTER-LRG CG-AQTER-LRG