b. box: Silicone protector for 690 ml sea glass thermos flask

The b.box silicone bumper is an accessory for the 690ml thermal flask. Its main purpose is to protect the flask from scratches and dents that can occur during daily use or outdoor activities. This extends its overall lifespan and keeps it looking great. The bumper is made of silicone, which is easy to keep clean as you can safely put it in the dishwasher. Fitting it onto the flask is quick and easy.