SILIPINT GO GO SANDWICH 4 - BOWL SET: Silipint Go Go Bowls are storage and heating containers designed with convenience in mind. Our unbreakable, super-usable bowls have an attached lid, proprietary venting system, and integrated utensil holder, so no more misplaced forks and spoons. Go Go Bowls are microwave friendly and won't warp or lose their shape after multiple reheatings. The connected lid ensures you'll never lose it. The passive vent system allows you to safely microwave your food without fear of explosions or splatters. Plus, Go Go Bowls have graduated inner markings make adding precise portions a cinch. Go Go Bowls and Boxes are perfect for work and school lunches, travel, or wherever you need a dependable container with easy cleanup. These silicone food storage containers are built to last. They'll never scratch, dent, break, or fade which means you won't have to replace them. Silipints are safe & built to last, made of 100% food-grade, platinum-cured silicone that is free of chemicals. Silicone is made from materials that exist in abundance - the same materials that make up a huge percentage of the earth's crust. Silipints are made of 100% food-grade, FDA approved, platinum-cured silicone that is free of BPA, BPS and phthalates. We stand behind our products with a limited lifetime warranty against defectives.