Vacuum insulated drinking bottle TREKSTEEL, double-walled: inside and outside made of stainless steel, secure plastic screw cap in matching colour, silicone sealing ring and carrying handle, flip-top cap easy to open with one hand, built-in stainless steel straw with soft silicone mouthpiece, capacity approx. 600 ml, keeps warm for approx. 8 hours and cold for up to 12 hours, packed in a gift box