Tupperware - Features:Food can be reheated in the microwave, thanks to the heat-resistant material and valve on the lid to prevent pressure build-up by letting steam escape - In a splatter-free microwave, Crystal - Waves seal prevents splatters during microwave heating - Safe on the go, thanks to the leakproof lid - Stain control technology: Our unique Color Control technology helps prevent staining on the inside of the container from high-staining ingredients like tomato sauce or turmeric, so your Crystal - Wave will always look just as good as the day you bought them - It has an ergonomic handle to grab safely from the microwave and is perfect for enjoying your soup or warm snack on the couch Eat healthy by avoiding prepackaged and industrial meals - What's more comforting than healthy, homemade food? This durable and delightful microwavable soup mug is an ideal, on-the-go meal storage solution. It is also perfect for a healthy and warming soup at home, reheated mess-free and in no time. The mug features an easy-carry handle, a larger seal tab and a push-open vent cap. Just pop the steam vent and leave the seal in place to prevent spills when reheating. The stain guard protects the container from stain-prone sauces and keeps them looking great for years.