Lékué Reusable Silicone Bags for Airtight Food Storage and Sous Vide Cooking, Set of 3, FrostSet of three size 100% Platinum Silicone reusable bags, perfect for airtight storing and conserving solid or liquid foods. Set contains one each of 6. 35 cups 1500ml, 4. 25 cups 1000ml, and 2. 15 cups 500ml sizes 100% Platinum Silicone reusable bag, perfect for airtight storing and conserving solid or liquid foods. The plastic slider provides the 100% leak proof feature on the bags. It is made from ABS plastic (Acrylonitrile butadiene styrene). ABS is