Insulated and sealed without lid : mugs thah will change your life! They are made in France and they won a gold medal at the Lépine contest thanks to their innovative closure system. You just have to twist your mug and it's waterproof. This mug is patented.
The TWIZZ Marcel showcases an innovative opening/closing mechanism thanks to its silicone membrane attached to a twisting ring. You can easily open and close your mug while traveling with no risk of leaks or spills. Can be used for hot and cold drinks.
It is microwave safe, BPA free and includes a straw.