NanoNine SUPOR Steel water bottle is made up of high quality stainless steel which makes it hygenic for those who do not prefer plastic bottles. The high durable steel makes it unbreakable and long lasting. It is light weight and Leak proofIt is single wall stainless steel bottle and slim which makes it perfect use as a fridge bottle. Product Dimensions : 1 Bottle : 20.5 x 6.5 x 6.5 cms, Capacity : 600 ml each, Weight approx. 230 gms each. CARE POINTS : Clean and rinse the bottle and cap with warm water when using for the first time to avoid bad odour. For Ideal results store in non air-conditioned environment.