On the path to sustainability, even small actions can lead to a greater change. Our new Meridian Sumatra drinking bottle is a perfect symbiosis between lifestyle and environmental awareness. The bottle is made of 18/8 stainless steel and natural bamboo -completely without plastic (gasket made of silicone). Thanks to the vacuum-insulated,copper-coated, double-walled construction, the bottle has an excellent insulating performance and keeps your drink hot up to13 hours or cold up to 24 hours! All materials are free from harmful substances such as oestrogen-active substances, phthalates and BPA. The easy-care Meridian Sumatra stainless steel bottle echoes the wonderful diversity of the tropical forest with various design motifs and is available in the perfect 0.5 L size. Most importantly - the Sumatra line was developed in collaboration with One Tree Planted - every bottle purchased plants a tree and contributes to the reforestation of the tropical forest!