Come and Check Our Promo Solutions.The cup made up of high borosilicate glass, BPA-free polypropylene plastic lid, and food safe grade silicone seal ring. 100% recyclable and non-toxic. Say goodbye to wasteful and pollution.Double insulated glass design makes you no worry about burns your hands. No disgusting taste, safer and better. Glass travel mug can be used for a variety of drinks. Easy to clean, microwave and dishwasher safe. Silicone seal and spill-proof lid safe on the go,suitable for most cup holders. Meet your work and life needs. Pls check inventory and detailed info with us before placing your orders.