LUSEXO Silicone Stretch Lids KEEP FOOD FRESH: Perfect food saver cover for barbecue outdoors or travel with your friends, It has a good seal so foods stay fresh. Compared to ordinary cling film, silicone lid is more environmentally friendly, healthier, and keeps food fresh longer. REUSABLE & EASY TO CLEAN: Just place them in the dishwasher or hand wash with soap in warm water after each use. You dont need to repeatedly buy expensive plastic wrap. FOOD GRADE SILICONE: 100% silicone environmental protection materials, identify by FDA and LFGB safety certification. Non-toxic, soft texture, heat resistance from 40 freezing) up to 400 . Safe for Oven or Fridge. MULTI SIZES & FLEXIBLE: Silicone storage covers include 6 sizes (2.5", 3.7",4.5", 5.7",6.5" and 8.1"). Silicone tops are round yet stretchy enough to fit snugly over odd-shaped mugs, pots, cups & bowls. QUALITY ASSURANCE: More flexible and thicker than others, durable stretchy lid Various containers that will not tear or warp.