This Folding Curling Ice Tray Molds Bar Maker Bag is crafted with food-grade silicone, BPA-free and 100% safe for use. Each tray makes 18 cubes, great for daily use or entertaining at parties, bars, and more. Keep odours away with its airtight design, and enjoy worry-free reuse over 1,000 times. Create and store homemade treats like fruit, yogurt, jelly, pudding, or baby food with ease.