Come and Check Our Branding Solutions.Heat resistant: Bodum glasses are made of mouth-blown, lab-quality borosilicate-glass construction for a durable and heat resistant glass;Layer design: insulated glass has a sleek 2-layer design that creates a dramatic optical illusion and prevents condensation;Microwave safe: quickly reheat your Coffee in the microwave and toss in the dishwasher when you need a clean; microwavable and dishwasher safe glass Pls check inventory and detailed info before placing your orders.