Want to drink from a glass bottle but afraid it will break? The ASOBU(r) INNER PEACE Glass Bottle is the answer. The bottle is made of double wall insulating materials. The outer wall is made of temperature resistant, shock proof TRITANTM, while the inner wall and spout are made of glass. The inner glass liner is protected by two cushioned sections made of soft silicone. This completely protects the inner glass liner from severe shock and breakage. The outer TRITANTM wall adds additional protection. FEATURES: Double wall insulation. 100% BPA-free. Does not form condensation on the outside in the hot weather. Handwash. 17 oz.