High Quality Materials Use safe and environmentally friendly silicone materials,heat-resistant,wear-resistant,practical and not easily deformed,reusable,and a healthy life begins with eating. Product size: 3.9 x 1.5 x 2.2 inch.^ Expandable It can be expanded to add meat pies and more fillings,and the elastic gusset firmly holds the burger and the filling together,allowing you to enjoy juicy burgers,bagels,donuts,etc.Our Burger Fixed Box is convenient for your use.^ Ergonomic DesignU-shape notch,a cut-out central section exposing the maximum amount of food item to the user bites while providing sufficient support. The flexible bottom can be squeezed or pushed up to allow biting the last of the food without unnecessary contact.^ ReusableWashable,reusable hamburger box,retractable plastic hamburger rack. This hygienic,environmentally friendly solution can keep your snacks intact and sterile.^ Utility ToolThe original burger holder is very practical,easy to clean and dishwasher safe. Using it,you can enjoy delicious hamburgers at home or outdoors at any time,and especially for the elderly and children,this is an economical and practical kitchen and household gadgets.^