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