Enjoy a healthy smoothie, your own water or a hot beverage when you’re on the go. FORMSKÖN bottle in durable borosilicate glass withstands high temperatures and matches the rest of our on-the-go range. Perfect for your favorite cold or hot beverage when you’re on the go. Ready to use again and again! FORMSKÖN bottle is made of borosilicate glass which is strong, durable and withstands high temperatures. The bottle is easy to carry since the lid has a practical handle.