This silicone wine glass is 400ML,Our unbreakable stemless outdoor wine glasses are stylish with the design of high-end wine glasses. They will never break, chip, scratch, dent or fade. Sustainable, durable and made for everyday enjoyment! Our Silicone Wine Glasses are ready for all your lifestyle needs. We have solved the biggest dilemma - how do you enjoy wine safely outdoors! Make them unbreakable and sustainable! They are great for Barbeques and Picnics at Home, and even better while Camping, at the Pool or Beach and even on.