This is a stainless steel double-walled leak-proof stylish bottle which has an integrated carry loop. With 79% RCS-certified recycled stainless steel, Nebra forms part of the CHANGE Collection. This supports Water.org, an NGO with global reach, for providing access to safe water and sanitation. This product is made using corrosion resistant SS304 grade stainless steel, which keep the drink hot for 8 hours and cold for 24 hours period. Capacity: 600ml. It comes packed in a recycled box advocating reuse.